122353703105897 has 2 divisors, whose sum is σ = 122353703105898. Its totient is φ = 122353703105896.

The previous prime is 122353703105873. The next prime is 122353703105939. The reversal of 122353703105897 is 798501307353221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82711367187241 + 39642335918656 = 9094579^2 + 6296216^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122353703105897 is a prime.

It is not a weakly prime, because it can be changed into another prime (122353703101897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61176851552948 + 61176851552949.

It is an arithmetic number, because the mean of its divisors is an integer number (61176851552949).

Almost surely, 2^{122353703105897} is an apocalyptic number.

It is an amenable number.

122353703105897 is a deficient number, since it is larger than the sum of its proper divisors (1).

122353703105897 is an equidigital number, since it uses as much as digits as its factorization.

122353703105897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 56.

The spelling of 122353703105897 in words is "one hundred twenty-two trillion, three hundred fifty-three billion, seven hundred three million, one hundred five thousand, eight hundred ninety-seven".