122971583225 has 24 divisors (see below), whose sum is σ = 159350068800. Its totient is φ = 93960701120.

The previous prime is 122971583219. The next prime is 122971583237. The reversal of 122971583225 is 522385179221.

It is not a de Polignac number, because 122971583225 - 2⁸ = 122971582969 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 122971583225.

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, 231326 + ... + 547224.

It is an arithmetic number, because the mean of its divisors is an integer number (6639586200).

Almost surely, 2^122971583225 is an apocalyptic number.

It is an amenable number.

122971583225 is a deficient number, since it is larger than the sum of its proper divisors (36378485575).

122971583225 is a wasteful number, since it uses less digits than its factorization.

122971583225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316609 (or 316604 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The spelling of 122971583225 in words is "one hundred twenty-two billion, nine hundred seventy-one million, five hundred eighty-three thousand, two hundred twenty-five".