20112220033113 has 32 divisors (see below), whose sum is σ = 29850013226880. Its totient is φ = 11967516656640.

The previous prime is 20112220033043. The next prime is 20112220033159. The reversal of 20112220033113 is 31133002221102.

It is not a de Polignac number, because 20112220033113 - 2⁸ = 20112220032857 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20112220033113.

It is not an unprimeable number, because it can be changed into a prime (20112220733113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71504256 + ... + 71784977.

It is an arithmetic number, because the mean of its divisors is an integer number (932812913340).

Almost surely, 2^{20112220033113} is an apocalyptic number.

It is an amenable number.

20112220033113 is a deficient number, since it is larger than the sum of its proper divisors (9737793193767).

20112220033113 is a wasteful number, since it uses less digits than its factorization.

20112220033113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143289369.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20112220033113 its reverse (31133002221102), we get a palindrome (51245222254215).

The spelling of 20112220033113 in words is "twenty trillion, one hundred twelve billion, two hundred twenty million, thirty-three thousand, one hundred thirteen".