The cent is the indivisible, fundamental unit of USD.

USD is then simply a collective noun for "100 cents".

There are 1.5 trillion USD aka "150 trillion cents" in total circulation.

The sat is the indivisible, fundamental unit of BTC.

BTC is then simply a collective noun for "100 million sats".

There will be 21 million BTC aka "2100 trillion sats" in total circulation.

There will be 14 X more sats than we have cents in circulation.