22120111102 has 16 divisors (see below), whose sum is σ = 35364611232. Its totient is φ = 10340524800.

The previous prime is 22120111099. The next prime is 22120111109. The reversal of 22120111102 is 20111102122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120111109) 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, 2149143 + ... + 2159410.

It is an arithmetic number, because the mean of its divisors is an integer number (2210288202).

Almost surely, 2^22120111102 is an apocalyptic number.

22120111102 is a deficient number, since it is larger than the sum of its proper divisors (13244500130).

22120111102 is a wasteful number, since it uses less digits than its factorization.

22120111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4308723.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22120111102 its reverse (20111102122), we get a palindrome (42231213224).

The spelling of 22120111102 in words is "twenty-two billion, one hundred twenty million, one hundred eleven thousand, one hundred two".