22221110221102 has 64 divisors (see below), whose sum is σ = 37184024908800. Its totient is φ = 9888760506240.

The previous prime is 22221110221097. The next prime is 22221110221171. The reversal of 22221110221102 is 20112201112222.

It is a self number, because there is not a number n which added to its sum of digits gives 22221110221102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2022485653 + ... + 2022496639.

It is an arithmetic number, because the mean of its divisors is an integer number (581000389200).

Almost surely, 2^{22221110221102} is an apocalyptic number.

22221110221102 is a deficient number, since it is larger than the sum of its proper divisors (14962914687698).

22221110221102 is a wasteful number, since it uses less digits than its factorization.

22221110221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14441.

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

Adding to 22221110221102 its reverse (20112201112222), we get a palindrome (42333311333324).

The spelling of 22221110221102 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred ten million, two hundred twenty-one thousand, one hundred two".