115224552120 has 64 divisors (see below), whose sum is σ = 345913067520. Its totient is φ = 30705266304.

The previous prime is 115224552119. The next prime is 115224552133. The reversal of 115224552120 is 21255422511.

It is a super-2 number, since 2×115224552120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158152 + ... + 505431.

It is an arithmetic number, because the mean of its divisors is an integer number (5404891680).

Almost surely, 2^115224552120 is an apocalyptic number.

115224552120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115224552120 is an abundant number, since it is smaller than the sum of its proper divisors (230688515400).

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

115224552120 is a wasteful number, since it uses less digits than its factorization.

115224552120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665044 (or 665040 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 115224552120 its reverse (21255422511), we get a palindrome (136479974631).

The spelling of 115224552120 in words is "one hundred fifteen billion, two hundred twenty-four million, five hundred fifty-two thousand, one hundred twenty".