122017715325 has 144 divisors (see below), whose sum is σ = 247756017600. Its totient is φ = 56860876800.

The previous prime is 122017715257. The next prime is 122017715359. The reversal of 122017715325 is 523517710221.

It is not a de Polignac number, because 122017715325 - 2⁸ = 122017715069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122017715325.

It is a congruent number.

It is an unprimeable number.

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 143 ways as a sum of consecutive naturals, for example, 16289181 + ... + 16296669.

It is an arithmetic number, because the mean of its divisors is an integer number (1720527900).

Almost surely, 2^122017715325 is an apocalyptic number.

122017715325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122017715325 is an abundant number, since it is smaller than the sum of its proper divisors (125738302275).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122017715325 is a wasteful number, since it uses less digits than its factorization.

122017715325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7772 (or 7764 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 122017715325 in words is "one hundred twenty-two billion, seventeen million, seven hundred fifteen thousand, three hundred twenty-five".