Bank deposits are not all financial wealth, though they're a substantial share of it. Even given that, the facts, from the US Federal Reserve (it runs both FRED and currency.gov), are that there is nearly ten times the amount of financial wealth in bank deposits as there are green pieces of paper representing that wealth.
Federal Reserve Notes are currency used for some forms of financial transactions. They are not equivalent to the total amount of financial wealth, most of which is noted in accounts of various types.
You might also want to familiarise yourself with the various measures of money supply (spoiler: it's not little green men, erm, pieces of paper):
<https://fred.stlouisfed.org/series/DPSACBW027SBOG>
Total US currency in circulation is ... just over $2 trillion (December 2021):
<https://www.uscurrency.gov/life-cycle/data/circulation>
Bank deposits are not all financial wealth, though they're a substantial share of it. Even given that, the facts, from the US Federal Reserve (it runs both FRED and currency.gov), are that there is nearly ten times the amount of financial wealth in bank deposits as there are green pieces of paper representing that wealth.
Federal Reserve Notes are currency used for some forms of financial transactions. They are not equivalent to the total amount of financial wealth, most of which is noted in accounts of various types.
You might also want to familiarise yourself with the various measures of money supply (spoiler: it's not little green men, erm, pieces of paper):
<https://www.federalreserve.gov/faqs/money_12845.htm>