Q: Is 2,121,204 a Prime Number?
A: No, 2,121,204 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 2121204 can be evenly divided by 1 2 3 4 6 12 47 94 141 188 282 564 3,761 7,522 11,283 15,044 22,566 45,132 176,767 353,534 530,301 707,068 1,060,602 and 2,121,204, with no remainder.
Since 2,121,204 cannot be divided by just 1 and 2,121,204, it is not a prime number.