123935122902 has 32 divisors (see below), whose sum is σ = 248952996864. Its totient is φ = 41131324800.

The previous prime is 123935122901. The next prime is 123935122931. The reversal of 123935122902 is 209221539321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123935122901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11723223 + ... + 11733789.

It is an arithmetic number, because the mean of its divisors is an integer number (7779781152).

Almost surely, 2^123935122902 is an apocalyptic number.

123935122902 is an abundant number, since it is smaller than the sum of its proper divisors (125017873962).

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

123935122902 is a wasteful number, since it uses less digits than its factorization.

123935122902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18924.

The product of its (nonzero) digits is 58320, while the sum is 39.

The spelling of 123935122902 in words is "one hundred twenty-three billion, nine hundred thirty-five million, one hundred twenty-two thousand, nine hundred two".