11200222122222 has 96 divisors (see below), whose sum is σ = 27215514138240. Its totient is φ = 3060802624320.

The previous prime is 11200222122211. The next prime is 11200222122247. The reversal of 11200222122222 is 22222122200211.

It is a super-2 number, since 2×11200222122222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8083804 + ... + 9367407.

It is an arithmetic number, because the mean of its divisors is an integer number (283494938940).

Almost surely, 2^{11200222122222} is an apocalyptic number.

11200222122222 is an abundant number, since it is smaller than the sum of its proper divisors (16015292016018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11200222122222 is a wasteful number, since it uses less digits than its factorization.

11200222122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17451326 (or 17451319 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11200222122222 its reverse (22222122200211), we get a palindrome (33422344322433).

The spelling of 11200222122222 in words is "eleven trillion, two hundred billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-two".