2122013112312 has 32 divisors (see below), whose sum is σ = 5584245033600. Its totient is φ = 670109403744.

The previous prime is 2122013112287. The next prime is 2122013112313. The reversal of 2122013112312 is 2132113102212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122013112313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2326768308 + ... + 2326769219.

It is an arithmetic number, because the mean of its divisors is an integer number (174507657300).

Almost surely, 2^{2122013112312} is an apocalyptic number.

It is an amenable number.

2122013112312 is an abundant number, since it is smaller than the sum of its proper divisors (3462231921288).

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

2122013112312 is a wasteful number, since it uses less digits than its factorization.

2122013112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4653537555 (or 4653537551 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2122013112312 its reverse (2132113102212), we get a palindrome (4254126214524).

The spelling of 2122013112312 in words is "two trillion, one hundred twenty-two billion, thirteen million, one hundred twelve thousand, three hundred twelve".