11202212222222 has 16 divisors (see below), whose sum is σ = 20038739876352. Its totient is φ = 4592211221400.

The previous prime is 11202212222207. The next prime is 11202212222237. The reversal of 11202212222222 is 22222221220211.

It is an interprime number because it is at equal distance from previous prime (11202212222207) and next prime (11202212222237).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17394739154 + ... + 17394739797.

It is an arithmetic number, because the mean of its divisors is an integer number (1252421242272).

Almost surely, 2^{11202212222222} is an apocalyptic number.

11202212222222 is a deficient number, since it is larger than the sum of its proper divisors (8836527654130).

11202212222222 is a wasteful number, since it uses less digits than its factorization.

11202212222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34789478983.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 11202212222222 its reverse (22222221220211), we get a palindrome (33424433442433).

The spelling of 11202212222222 in words is "eleven trillion, two hundred two billion, two hundred twelve million, two hundred twenty-two thousand, two hundred twenty-two".