212300012210312 has 64 divisors (see below), whose sum is σ = 431476675156800. Its totient is φ = 97347834535680.

The previous prime is 212300012210303. The next prime is 212300012210329. The reversal of 212300012210312 is 213012210003212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1577987 + ... + 20666157.

It is an arithmetic number, because the mean of its divisors is an integer number (6741823049325).

Almost surely, 2^{212300012210312} is an apocalyptic number.

It is an amenable number.

212300012210312 is an abundant number, since it is smaller than the sum of its proper divisors (219176662946488).

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

212300012210312 is a wasteful number, since it uses less digits than its factorization.

212300012210312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19088886 (or 19088882 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212300012210312 its reverse (213012210003212), we get a palindrome (425312222213524).

The spelling of 212300012210312 in words is "two hundred twelve trillion, three hundred billion, twelve million, two hundred ten thousand, three hundred twelve".