2112102020012 has 24 divisors (see below), whose sum is σ = 3702850210752. Its totient is φ = 1054145638800.

The previous prime is 2112102020011. The next prime is 2112102020027. The reversal of 2112102020012 is 2100202012112.

It is not an unprimeable number, because it can be changed into a prime (2112102020011) 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 7 ways as a sum of consecutive naturals, for example, 10421687 + ... + 10622417.

It is an arithmetic number, because the mean of its divisors is an integer number (154285425448).

Almost surely, 2^{2112102020012} is an apocalyptic number.

It is an amenable number.

2112102020012 is a deficient number, since it is larger than the sum of its proper divisors (1590748190740).

2112102020012 is a wasteful number, since it uses less digits than its factorization.

2112102020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205469 (or 205467 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2112102020012 its reverse (2100202012112), we get a palindrome (4212304032124).

The spelling of 2112102020012 in words is "two trillion, one hundred twelve billion, one hundred two million, twenty thousand, twelve".