125330310215 has 64 divisors (see below), whose sum is σ = 175931688960. Its totient is φ = 84844784640.

The previous prime is 125330310187. The next prime is 125330310239. The reversal of 125330310215 is 512013033521.

It is not a de Polignac number, because 125330310215 - 2⁶ = 125330310151 is a prime.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 5010179 + ... + 5035131.

It is an arithmetic number, because the mean of its divisors is an integer number (2748932640).

Almost surely, 2^125330310215 is an apocalyptic number.

125330310215 is a deficient number, since it is larger than the sum of its proper divisors (50601378745).

125330310215 is a wasteful number, since it uses less digits than its factorization.

125330310215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25112.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 125330310215 its reverse (512013033521), we get a palindrome (637343343736).

The spelling of 125330310215 in words is "one hundred twenty-five billion, three hundred thirty million, three hundred ten thousand, two hundred fifteen".