2131002212012 has 24 divisors (see below), whose sum is σ = 3871035779520. Its totient is φ = 1025735276160.

The previous prime is 2131002211973. The next prime is 2131002212039. The reversal of 2131002212012 is 2102122001312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92899337 + ... + 92922272.

It is an arithmetic number, because the mean of its divisors is an integer number (161293157480).

Almost surely, 2^{2131002212012} is an apocalyptic number.

It is an amenable number.

2131002212012 is a deficient number, since it is larger than the sum of its proper divisors (1740033567508).

2131002212012 is a wasteful number, since it uses less digits than its factorization.

2131002212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185821721 (or 185821719 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2131002212012 its reverse (2102122001312), we get a palindrome (4233124213324).

The spelling of 2131002212012 in words is "two trillion, one hundred thirty-one billion, two million, two hundred twelve thousand, twelve".