125320134120 has 32 divisors (see below), whose sum is σ = 375960402720. Its totient is φ = 33418702400.

The previous prime is 125320134119. The next prime is 125320134139. The reversal of 125320134120 is 21431023521.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522167106 + ... + 522167345.

It is an arithmetic number, because the mean of its divisors is an integer number (11748762585).

Almost surely, 2^125320134120 is an apocalyptic number.

125320134120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125320134120 is an abundant number, since it is smaller than the sum of its proper divisors (250640268600).

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

125320134120 is a wasteful number, since it uses less digits than its factorization.

125320134120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044334465 (or 1044334461 counting only the distinct ones).

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

Adding to 125320134120 its reverse (21431023521), we get a palindrome (146751157641).

The spelling of 125320134120 in words is "one hundred twenty-five billion, three hundred twenty million, one hundred thirty-four thousand, one hundred twenty".