115431230000 has 50 divisors (see below), whose sum is σ = 279470575164. Its totient is φ = 46172488000.

The previous prime is 115431229981. The next prime is 115431230003. The reversal of 115431230000 is 32134511.

It is a tau number, because it is divible by the number of its divisors (50).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (115431230003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5761562 + ... + 5781561.

Almost surely, 2^115431230000 is an apocalyptic number.

115431230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115431230000 is an abundant number, since it is smaller than the sum of its proper divisors (164039345164).

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

115431230000 is an equidigital number, since it uses as much as digits as its factorization.

115431230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11543151 (or 11543130 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 115431230000 its reverse (32134511), we get a palindrome (115463364511).

The spelling of 115431230000 in words is "one hundred fifteen billion, four hundred thirty-one million, two hundred thirty thousand".