2122031112 has 32 divisors (see below), whose sum is σ = 5584293600. Its totient is φ = 670114944.

The previous prime is 2122031101. The next prime is 2122031113. The reversal of 2122031112 is 2111302212.

It is a junction number, because it is equal to n+sod(n) for n = 2122031091 and 2122031100.

It is not an unprimeable number, because it can be changed into a prime (2122031113) 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, 2326333 + ... + 2327244.

It is an arithmetic number, because the mean of its divisors is an integer number (174509175).

Almost surely, 2^2122031112 is an apocalyptic number.

It is an amenable number.

2122031112 is an abundant number, since it is smaller than the sum of its proper divisors (3462262488).

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

2122031112 is a wasteful number, since it uses less digits than its factorization.

2122031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4653605 (or 4653601 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2122031112 is about 46065.5089193640. The cubic root of 2122031112 is about 1285.0417831751.

Adding to 2122031112 its reverse (2111302212), we get a palindrome (4233333324).

The spelling of 2122031112 in words is "two billion, one hundred twenty-two million, thirty-one thousand, one hundred twelve".