2133231112 has 32 divisors (see below), whose sum is σ = 4140921600. Its totient is φ = 1029608064.

The previous prime is 2133231109. The next prime is 2133231169. The reversal of 2133231112 is 2111323312.

It is a self number, because there is not a number n which added to its sum of digits gives 2133231112.

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, 11412 + ... + 66307.

It is an arithmetic number, because the mean of its divisors is an integer number (129403800).

Almost surely, 2^2133231112 is an apocalyptic number.

It is an amenable number.

2133231112 is a deficient number, since it is larger than the sum of its proper divisors (2007690488).

2133231112 is a wasteful number, since it uses less digits than its factorization.

2133231112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77845 (or 77841 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 2133231112 is about 46186.9149435205. The cubic root of 2133231112 is about 1287.2986179765.

Adding to 2133231112 its reverse (2111323312), we get a palindrome (4244554424).

The spelling of 2133231112 in words is "two billion, one hundred thirty-three million, two hundred thirty-one thousand, one hundred twelve".