125353203312 has 20 divisors (see below), whose sum is σ = 323829108680. Its totient is φ = 41784401088.

The previous prime is 125353203259. The next prime is 125353203343. The reversal of 125353203312 is 213302353521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 125353203312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1305762487 + ... + 1305762582.

It is an arithmetic number, because the mean of its divisors is an integer number (16191455434).

Almost surely, 2^125353203312 is an apocalyptic number.

125353203312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125353203312 is an abundant number, since it is smaller than the sum of its proper divisors (198475905368).

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

125353203312 is a wasteful number, since it uses less digits than its factorization.

125353203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611525080 (or 2611525074 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 125353203312 its reverse (213302353521), we get a palindrome (338655556833).

The spelling of 125353203312 in words is "one hundred twenty-five billion, three hundred fifty-three million, two hundred three thousand, three hundred twelve".