122311606534231 has 2 divisors, whose sum is σ = 122311606534232. Its totient is φ = 122311606534230.

The previous prime is 122311606534211. The next prime is 122311606534237. The reversal of 122311606534231 is 132435606113221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122311606534231 - 2¹⁷ = 122311606403159 is a prime.

It is a super-2 number, since 2×122311606534231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122311606534237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155803267115 + 61155803267116.

It is an arithmetic number, because the mean of its divisors is an integer number (61155803267116).

Almost surely, 2^{122311606534231} is an apocalyptic number.

122311606534231 is a deficient number, since it is larger than the sum of its proper divisors (1).

122311606534231 is an equidigital number, since it uses as much as digits as its factorization.

122311606534231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 122311606534231 in words is "one hundred twenty-two trillion, three hundred eleven billion, six hundred six million, five hundred thirty-four thousand, two hundred thirty-one".