125132132220 has 96 divisors (see below), whose sum is σ = 371124633600. Its totient is φ = 31393465344.

The previous prime is 125132132197. The next prime is 125132132261. The reversal of 125132132220 is 22231231521.

It is a congruent number.

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, 2750821 + ... + 2795939.

It is an arithmetic number, because the mean of its divisors is an integer number (3865881600).

Almost surely, 2^125132132220 is an apocalyptic number.

125132132220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125132132220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185562316800).

125132132220 is an abundant number, since it is smaller than the sum of its proper divisors (245992501380).

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

125132132220 is a wasteful number, since it uses less digits than its factorization.

125132132220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47867 (or 47865 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 125132132220 its reverse (22231231521), we get a palindrome (147363363741).

The spelling of 125132132220 in words is "one hundred twenty-five billion, one hundred thirty-two million, one hundred thirty-two thousand, two hundred twenty".