125127704212 has 24 divisors (see below), whose sum is σ = 250263336960. Its totient is φ = 53624460000.

The previous prime is 125127704203. The next prime is 125127704227. The reversal of 125127704212 is 212407721521.

It is a super-2 number, since 2×125127704212² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1282989 + ... + 1377067.

It is an arithmetic number, because the mean of its divisors is an integer number (10427639040).

Almost surely, 2^125127704212 is an apocalyptic number.

It is an amenable number.

125127704212 is an abundant number, since it is smaller than the sum of its proper divisors (125135632748).

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

125127704212 is a wasteful number, since it uses less digits than its factorization.

125127704212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141591 (or 141589 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 34.

The spelling of 125127704212 in words is "one hundred twenty-five billion, one hundred twenty-seven million, seven hundred four thousand, two hundred twelve".