122317590025 has 24 divisors (see below), whose sum is σ = 155162351960. Its totient is φ = 95628003840.

The previous prime is 122317589993. The next prime is 122317590079. The reversal of 122317590025 is 520095713221.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 30501923904 + 91815666121 = 174648^2 + 303011^2 .

It is not a de Polignac number, because 122317590025 - 2⁵ = 122317589993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108522 + ... + 506371.

Almost surely, 2^122317590025 is an apocalyptic number.

It is an amenable number.

122317590025 is a deficient number, since it is larger than the sum of its proper divisors (32844761935).

122317590025 is a wasteful number, since it uses less digits than its factorization.

122317590025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615085 (or 615080 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 122317590025 in words is "one hundred twenty-two billion, three hundred seventeen million, five hundred ninety thousand, twenty-five".