20133203131113 has 4 divisors (see below), whose sum is σ = 26844270841488. Its totient is φ = 13422135420740.

The previous prime is 20133203131103. The next prime is 20133203131133. The reversal of 20133203131113 is 31113130233102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20133203131113 - 2⁶ = 20133203131049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20133203131103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3355533855183 + ... + 3355533855188.

It is an arithmetic number, because the mean of its divisors is an integer number (6711067710372).

Almost surely, 2^{20133203131113} is an apocalyptic number.

It is an amenable number.

20133203131113 is a deficient number, since it is larger than the sum of its proper divisors (6711067710375).

20133203131113 is an equidigital number, since it uses as much as digits as its factorization.

20133203131113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711067710374.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 20133203131113 its reverse (31113130233102), we get a palindrome (51246333364215).

The spelling of 20133203131113 in words is "twenty trillion, one hundred thirty-three billion, two hundred three million, one hundred thirty-one thousand, one hundred thirteen".