115220101264 has 20 divisors (see below), whose sum is σ = 234988365040. Its totient is φ = 54577942560.

The previous prime is 115220101133. The next prime is 115220101279. The reversal of 115220101264 is 462101022511.

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, 189506442 + ... + 189507049.

It is an arithmetic number, because the mean of its divisors is an integer number (11749418252).

Almost surely, 2^115220101264 is an apocalyptic number.

It is an amenable number.

115220101264 is an abundant number, since it is smaller than the sum of its proper divisors (119768263776).

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

115220101264 is a wasteful number, since it uses less digits than its factorization.

115220101264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379013518 (or 379013512 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 115220101264 its reverse (462101022511), we get a palindrome (577321123775).

The spelling of 115220101264 in words is "one hundred fifteen billion, two hundred twenty million, one hundred one thousand, two hundred sixty-four".