Q: Is 21,122 a Prime Number?
A: No, 21,122 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 21122 can be evenly divided by 1 2 59 118 179 358 10,561 and 21,122, with no remainder.
Since 21,122 cannot be divided by just 1 and 21,122, it is not a prime number.