Bitcoin is not money.
It is more an artwork with 21,000,000 limited editions. And each limited edition contains 100,000,000 limited pieces. (satoshis)
Fine, Bitcoin is not money. But you have also explain about it what it is Actually. We can call it is Digital Money. And its total number are 21,000,000 and in every coin has 100,000,000 pieces, and we call it Satoshi. Whenever we need money from bitcoin then we convert it into dollar and use it, Now you can't say that Dollar it not Money.