125044132120 has 128 divisors (see below), whose sum is σ = 286985825280. Its totient is φ = 49029120000.

The previous prime is 125044132099. The next prime is 125044132153. The reversal of 125044132120 is 21231440521.

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, 208059820 + ... + 208060420.

It is an arithmetic number, because the mean of its divisors is an integer number (2242076760).

Almost surely, 2^125044132120 is an apocalyptic number.

125044132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125044132120 is an abundant number, since it is smaller than the sum of its proper divisors (161941693160).

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

125044132120 is a wasteful number, since it uses less digits than its factorization.

125044132120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157 (or 1153 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 125044132120 its reverse (21231440521), we get a palindrome (146275572641).

The spelling of 125044132120 in words is "one hundred twenty-five billion, forty-four million, one hundred thirty-two thousand, one hundred twenty".