11220133331211 has 16 divisors (see below), whose sum is σ = 17199725351424. Its totient is φ = 6373112514624.

The previous prime is 11220133331203. The next prime is 11220133331279. The reversal of 11220133331211 is 11213333102211.

It is not a de Polignac number, because 11220133331211 - 2³ = 11220133331203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220133332211) 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, 1599673330 + ... + 1599680343.

It is an arithmetic number, because the mean of its divisors is an integer number (1074982834464).

Almost surely, 2^{11220133331211} is an apocalyptic number.

11220133331211 is a deficient number, since it is larger than the sum of its proper divisors (5979592020213).

11220133331211 is a wasteful number, since it uses less digits than its factorization.

11220133331211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199353850.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11220133331211 its reverse (11213333102211), we get a palindrome (22433466433422).

The spelling of 11220133331211 in words is "eleven trillion, two hundred twenty billion, one hundred thirty-three million, three hundred thirty-one thousand, two hundred eleven".