22111101222202 has 16 divisors (see below), whose sum is σ = 33455627251200. Its totient is φ = 10959520496272.

The previous prime is 22111101222187. The next prime is 22111101222211. The reversal of 22111101222202 is 20222210111122.

It is a self number, because there is not a number n which added to its sum of digits gives 22111101222202.

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, 73605898 + ... + 73905685.

It is an arithmetic number, because the mean of its divisors is an integer number (2090976703200).

Almost surely, 2^{22111101222202} is an apocalyptic number.

22111101222202 is a deficient number, since it is larger than the sum of its proper divisors (11344526028998).

22111101222202 is a wasteful number, since it uses less digits than its factorization.

22111101222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147512237.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22111101222202 its reverse (20222210111122), we get a palindrome (42333311333324).

The spelling of 22111101222202 in words is "twenty-two trillion, one hundred eleven billion, one hundred one million, two hundred twenty-two thousand, two hundred two".