2012310031312 has 20 divisors (see below), whose sum is σ = 4455829355296. Its totient is φ = 862418584800.

The previous prime is 2012310031307. The next prime is 2012310031351. The reversal of 2012310031312 is 2131300132102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012310031312.

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, 8983526814 + ... + 8983527037.

Almost surely, 2^{2012310031312} is an apocalyptic number.

It is an amenable number.

2012310031312 is an abundant number, since it is smaller than the sum of its proper divisors (2443519323984).

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

2012310031312 is a wasteful number, since it uses less digits than its factorization.

2012310031312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17967053866 (or 17967053860 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2012310031312 its reverse (2131300132102), we get a palindrome (4143610163414).

The spelling of 2012310031312 in words is "two trillion, twelve billion, three hundred ten million, thirty-one thousand, three hundred twelve".