115022513100 has 72 divisors (see below), whose sum is σ = 363052888128. Its totient is φ = 27884244800.

The previous prime is 115022513083. The next prime is 115022513161. The reversal of 115022513100 is 1315220511.

It is a super-2 number, since 2×115022513100² (a number of 23 digits) contains 22 as substring.

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, 17424354 + ... + 17430953.

It is an arithmetic number, because the mean of its divisors is an integer number (5042401224).

Almost surely, 2^115022513100 is an apocalyptic number.

115022513100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115022513100 is an abundant number, since it is smaller than the sum of its proper divisors (248030375028).

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

115022513100 is a wasteful number, since it uses less digits than its factorization.

115022513100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34855335 (or 34855328 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 115022513100 its reverse (1315220511), we get a palindrome (116337733611).

The spelling of 115022513100 in words is "one hundred fifteen billion, twenty-two million, five hundred thirteen thousand, one hundred".