312013223000212 has 48 divisors (see below), whose sum is σ = 556232344657920. Its totient is φ = 153098989564032.

The previous prime is 312013223000209. The next prime is 312013223000291. The reversal of 312013223000212 is 212000322310213.

It is a congruent number.

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, 358247533 + ... + 359117419.

It is an arithmetic number, because the mean of its divisors is an integer number (11588173847040).

Almost surely, 2^{312013223000212} is an apocalyptic number.

It is an amenable number.

312013223000212 is a deficient number, since it is larger than the sum of its proper divisors (244219121657708).

312013223000212 is a wasteful number, since it uses less digits than its factorization.

312013223000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872560 (or 872558 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 312013223000212 its reverse (212000322310213), we get a palindrome (524013545310425).

The spelling of 312013223000212 in words is "three hundred twelve trillion, thirteen billion, two hundred twenty-three million, two hundred twelve", and thus it is an aban number.