12120000322957 has 2 divisors, whose sum is σ = 12120000322958. Its totient is φ = 12120000322956.

The previous prime is 12120000322921. The next prime is 12120000322967. The reversal of 12120000322957 is 75922300002121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12037527396196 + 82472926761 = 3469514^2 + 287181^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120000322957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120000322967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060000161478 + 6060000161479.

It is an arithmetic number, because the mean of its divisors is an integer number (6060000161479).

Almost surely, 2^{12120000322957} is an apocalyptic number.

It is an amenable number.

12120000322957 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120000322957 is an equidigital number, since it uses as much as digits as its factorization.

12120000322957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 12120000322957 in words is "twelve trillion, one hundred twenty billion, three hundred twenty-two thousand, nine hundred fifty-seven".