115571522112 has 28 divisors (see below), whose sum is σ = 305782986096. Its totient is φ = 38523840640.

The previous prime is 115571522089. The next prime is 115571522123. The reversal of 115571522112 is 211225175511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300967314 + ... + 300967697.

It is an arithmetic number, because the mean of its divisors is an integer number (10920820932).

Almost surely, 2^115571522112 is an apocalyptic number.

115571522112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115571522112 is an abundant number, since it is smaller than the sum of its proper divisors (190211463984).

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

115571522112 is an equidigital number, since it uses as much as digits as its factorization.

115571522112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601935026 (or 601935016 counting only the distinct ones).

The product of its digits is 7000, while the sum is 33.

Adding to 115571522112 its reverse (211225175511), we get a palindrome (326796697623).

The spelling of 115571522112 in words is "one hundred fifteen billion, five hundred seventy-one million, five hundred twenty-two thousand, one hundred twelve".