125113212211612 has 12 divisors (see below), whose sum is σ = 218948364434800. Its totient is φ = 62556536658816.

The previous prime is 125113212211591. The next prime is 125113212211643. The reversal of 125113212211612 is 216112212311521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13197237 + ... + 20600812.

Almost surely, 2^{125113212211612} is an apocalyptic number.

It is an amenable number.

125113212211612 is a deficient number, since it is larger than the sum of its proper divisors (93835152223188).

125113212211612 is a wasteful number, since it uses less digits than its factorization.

125113212211612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34723500 (or 34723498 counting only the distinct ones).

The product of its digits is 2880, while the sum is 31.

Subtracting 125113212211612 from its reverse (216112212311521), we obtain a palindrome (90999000099909).

The spelling of 125113212211612 in words is "one hundred twenty-five trillion, one hundred thirteen billion, two hundred twelve million, two hundred eleven thousand, six hundred twelve".