212512655116 has 12 divisors (see below), whose sum is σ = 371957202288. Its totient is φ = 106239168752.

The previous prime is 212512654999. The next prime is 212512655119. The reversal of 212512655116 is 611556215212.

It is not an unprimeable number, because it can be changed into a prime (212512655119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4261816 + ... + 4311391.

It is an arithmetic number, because the mean of its divisors is an integer number (30996433524).

Almost surely, 2^212512655116 is an apocalyptic number.

It is an amenable number.

212512655116 is a deficient number, since it is larger than the sum of its proper divisors (159444547172).

212512655116 is a wasteful number, since it uses less digits than its factorization.

212512655116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8579408 (or 8579406 counting only the distinct ones).

The product of its digits is 36000, while the sum is 37.

The spelling of 212512655116 in words is "two hundred twelve billion, five hundred twelve million, six hundred fifty-five thousand, one hundred sixteen".