Q: Is 2,147,221 a Prime Number?
A: No, 2,147,221 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2147221 can be evenly divided by 1 37 131 443 4,847 16,391 58,033 and 2,147,221, with no remainder.
Since 2,147,221 cannot be divided by just 1 and 2,147,221, it is not a prime number.