13311112222 has 16 divisors (see below), whose sum is σ = 20052375552. Its totient is φ = 6627012280.

The previous prime is 13311112159. The next prime is 13311112229. The reversal of 13311112222 is 22221111331.

It is a self number, because there is not a number n which added to its sum of digits gives 13311112222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311112229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357983 + ... + 1367749.

It is an arithmetic number, because the mean of its divisors is an integer number (1253273472).

Almost surely, 2^13311112222 is an apocalyptic number.

13311112222 is a deficient number, since it is larger than the sum of its proper divisors (6741263330).

13311112222 is a wasteful number, since it uses less digits than its factorization.

13311112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12623.

The product of its digits is 144, while the sum is 19.

Adding to 13311112222 its reverse (22221111331), we get a palindrome (35532223553).

The spelling of 13311112222 in words is "thirteen billion, three hundred eleven million, one hundred twelve thousand, two hundred twenty-two".