115287431022 has 12 divisors (see below), whose sum is σ = 249789433920. Its totient is φ = 38429143668.

The previous prime is 115287430987. The next prime is 115287431027. The reversal of 115287431022 is 220134782511.

115287431022 is a `hidden beast` number, since 11 + 528 + 74 + 31 + 0 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115287431027) 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 5 ways as a sum of consecutive naturals, for example, 3202428622 + ... + 3202428657.

It is an arithmetic number, because the mean of its divisors is an integer number (20815786160).

Almost surely, 2^115287431022 is an apocalyptic number.

115287431022 is an abundant number, since it is smaller than the sum of its proper divisors (134502002898).

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

115287431022 is a wasteful number, since it uses less digits than its factorization.

115287431022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6404857287 (or 6404857284 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 115287431022 in words is "one hundred fifteen billion, two hundred eighty-seven million, four hundred thirty-one thousand, twenty-two".