122631375315 has 32 divisors (see below), whose sum is σ = 204816730176. Its totient is φ = 62592514560.

The previous prime is 122631375257. The next prime is 122631375319. The reversal of 122631375315 is 513573136221.

It is not a de Polignac number, because 122631375315 - 2⁷ = 122631375187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122631375319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1777272 + ... + 1844981.

It is an arithmetic number, because the mean of its divisors is an integer number (6400522818).

Almost surely, 2^122631375315 is an apocalyptic number.

122631375315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122631375315 is a deficient number, since it is larger than the sum of its proper divisors (82185354861).

122631375315 is a wasteful number, since it uses less digits than its factorization.

122631375315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3622359.

The product of its digits is 113400, while the sum is 39.

The spelling of 122631375315 in words is "one hundred twenty-two billion, six hundred thirty-one million, three hundred seventy-five thousand, three hundred fifteen".