2012112021112 has 32 divisors (see below), whose sum is σ = 3880537391520. Its totient is φ = 977384327040.

The previous prime is 2012112021097. The next prime is 2012112021133. The reversal of 2012112021112 is 2111202112102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4946308 + ... + 5337619.

It is an arithmetic number, because the mean of its divisors is an integer number (121266793485).

Almost surely, 2^{2012112021112} is an apocalyptic number.

It is an amenable number.

2012112021112 is a deficient number, since it is larger than the sum of its proper divisors (1868425370408).

2012112021112 is a wasteful number, since it uses less digits than its factorization.

2012112021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10284631 (or 10284627 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2012112021112 its reverse (2111202112102), we get a palindrome (4123314133214).

The spelling of 2012112021112 in words is "two trillion, twelve billion, one hundred twelve million, twenty-one thousand, one hundred twelve".