2012112140112 has 80 divisors (see below), whose sum is σ = 5909821241280. Its totient is φ = 655106272128.

The previous prime is 2012112140057. The next prime is 2012112140113. The reversal of 2012112140112 is 2110412112102.

2012112140112 is a `hidden beast` number, since 20 + 1 + 211 + 21 + 401 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012112140113) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 54140343 + ... + 54177494.

It is an arithmetic number, because the mean of its divisors is an integer number (73872765516).

Almost surely, 2^{2012112140112} is an apocalyptic number.

It is an amenable number.

2012112140112 is an abundant number, since it is smaller than the sum of its proper divisors (3897709101168).

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

2012112140112 is a wasteful number, since it uses less digits than its factorization.

2012112140112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108317897 (or 108317885 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2012112140112 its reverse (2110412112102), we get a palindrome (4122524252214).

The spelling of 2012112140112 in words is "two trillion, twelve billion, one hundred twelve million, one hundred forty thousand, one hundred twelve".