2133111122211 has 16 divisors (see below), whose sum is σ = 2880469468800. Its totient is φ = 1403961924288.

The previous prime is 2133111122203. The next prime is 2133111122239. The reversal of 2133111122211 is 1122211113312.

It is not a de Polignac number, because 2133111122211 - 2³ = 2133111122203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133111122281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5885641 + ... + 6237546.

It is an arithmetic number, because the mean of its divisors is an integer number (180029341800).

Almost surely, 2^{2133111122211} is an apocalyptic number.

2133111122211 is a deficient number, since it is larger than the sum of its proper divisors (747358346589).

2133111122211 is a wasteful number, since it uses less digits than its factorization.

2133111122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12123938.

The product of its digits is 144, while the sum is 21.

Adding to 2133111122211 its reverse (1122211113312), we get a palindrome (3255322235523).

The spelling of 2133111122211 in words is "two trillion, one hundred thirty-three billion, one hundred eleven million, one hundred twenty-two thousand, two hundred eleven".