115502231015 has 4 divisors (see below), whose sum is σ = 138602677224. Its totient is φ = 92401784808.

The previous prime is 115502230999. The next prime is 115502231041. The reversal of 115502231015 is 510132205511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115502231015 - 2⁴ = 115502230999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11550223097 + ... + 11550223106.

It is an arithmetic number, because the mean of its divisors is an integer number (34650669306).

Almost surely, 2^115502231015 is an apocalyptic number.

115502231015 is a deficient number, since it is larger than the sum of its proper divisors (23100446209).

115502231015 is an equidigital number, since it uses as much as digits as its factorization.

115502231015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23100446208.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 115502231015 its reverse (510132205511), we get a palindrome (625634436526).

The spelling of 115502231015 in words is "one hundred fifteen billion, five hundred two million, two hundred thirty-one thousand, fifteen".