2012113321312 has 48 divisors (see below), whose sum is σ = 4221084480480. Its totient is φ = 940845754368.

The previous prime is 2012113321301. The next prime is 2012113321381. The reversal of 2012113321312 is 2131233112102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11694012 + ... + 11864827.

It is an arithmetic number, because the mean of its divisors is an integer number (87939260010).

Almost surely, 2^{2012113321312} is an apocalyptic number.

It is an amenable number.

2012113321312 is an abundant number, since it is smaller than the sum of its proper divisors (2208971159168).

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

2012113321312 is a wasteful number, since it uses less digits than its factorization.

2012113321312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23559023 (or 23559015 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2012113321312 its reverse (2131233112102), we get a palindrome (4143346433414).

The spelling of 2012113321312 in words is "two trillion, twelve billion, one hundred thirteen million, three hundred twenty-one thousand, three hundred twelve".