115231225230120 has 128 divisors (see below), whose sum is σ = 346491824544000. Its totient is φ = 30657396381696.

The previous prime is 115231225230113. The next prime is 115231225230139. The reversal of 115231225230120 is 21032522132511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 471446982 + ... + 471691338.

It is an arithmetic number, because the mean of its divisors is an integer number (2706967379250).

Almost surely, 2^{115231225230120} is an apocalyptic number.

115231225230120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115231225230120 is an abundant number, since it is smaller than the sum of its proper divisors (231260599313880).

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

115231225230120 is a wasteful number, since it uses less digits than its factorization.

115231225230120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253427 (or 253423 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 115231225230120 its reverse (21032522132511), we get a palindrome (136263747362631).

The spelling of 115231225230120 in words is "one hundred fifteen trillion, two hundred thirty-one billion, two hundred twenty-five million, two hundred thirty thousand, one hundred twenty".