115311012000 has 96 divisors (see below), whose sum is σ = 377758914624. Its totient is φ = 30749600000.

The previous prime is 115311011993. The next prime is 115311012013. The reversal of 115311012000 is 210113511.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 4792626 + ... + 4816625.

It is an arithmetic number, because the mean of its divisors is an integer number (3934988694).

Almost surely, 2^115311012000 is an apocalyptic number.

115311012000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115311012000 is an abundant number, since it is smaller than the sum of its proper divisors (262447902624).

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

115311012000 is an equidigital number, since it uses as much as digits as its factorization.

115311012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9609279 (or 9609261 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 115311012000 its reverse (210113511), we get a palindrome (115521125511).

The spelling of 115311012000 in words is "one hundred fifteen billion, three hundred eleven million, twelve thousand".