2012113228512 has 48 divisors (see below), whose sum is σ = 5281873712640. Its totient is φ = 670694696832.

The previous prime is 2012113228511. The next prime is 2012113228529. The reversal of 2012113228512 is 2158223112102.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2012113228512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012113228511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10100689 + ... + 10297967.

It is an arithmetic number, because the mean of its divisors is an integer number (110039035680).

Almost surely, 2^{2012113228512} is an apocalyptic number.

It is an amenable number.

2012113228512 is an abundant number, since it is smaller than the sum of its proper divisors (3269760484128).

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

2012113228512 is a wasteful number, since it uses less digits than its factorization.

2012113228512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303535 (or 303527 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The spelling of 2012113228512 in words is "two trillion, twelve billion, one hundred thirteen million, two hundred twenty-eight thousand, five hundred twelve".