125122044312 has 96 divisors (see below), whose sum is σ = 346882844880. Its totient is φ = 40722151680.

The previous prime is 125122044283. The next prime is 125122044323. The reversal of 125122044312 is 213440221521.

125122044312 is a `hidden beast` number, since 1 + 2 + 5 + 1 + 220 + 4 + 431 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10709418 + ... + 10721094.

Almost surely, 2^125122044312 is an apocalyptic number.

125122044312 is a gapful number since it is divisible by the number (12) 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 125122044312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173441422440).

125122044312 is an abundant number, since it is smaller than the sum of its proper divisors (221760800568).

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

125122044312 is a wasteful number, since it uses less digits than its factorization.

125122044312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15193 (or 15186 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 125122044312 its reverse (213440221521), we get a palindrome (338562265833).

The spelling of 125122044312 in words is "one hundred twenty-five billion, one hundred twenty-two million, forty-four thousand, three hundred twelve".