2012331421112 has 32 divisors (see below), whose sum is σ = 4051338340320. Its totient is φ = 933641748480.

The previous prime is 2012331421073. The next prime is 2012331421181. The reversal of 2012331421112 is 2111241332102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104191433 + ... + 104210744.

It is an arithmetic number, because the mean of its divisors is an integer number (126604323135).

Almost surely, 2^{2012331421112} is an apocalyptic number.

It is an amenable number.

2012331421112 is an abundant number, since it is smaller than the sum of its proper divisors (2039006919208).

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

2012331421112 is a wasteful number, since it uses less digits than its factorization.

2012331421112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208402271 (or 208402267 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 2012331421112 its reverse (2111241332102), we get a palindrome (4123572753214).

The spelling of 2012331421112 in words is "two trillion, twelve billion, three hundred thirty-one million, four hundred twenty-one thousand, one hundred twelve".