22102220120 has 32 divisors (see below), whose sum is σ = 49739248800. Its totient is φ = 8839243008.

The previous prime is 22102220059. The next prime is 22102220191. The reversal of 22102220120 is 2102220122.

It is a junction number, because it is equal to n+sod(n) for n = 22102220095 and 22102220104.

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, 178997 + ... + 276123.

It is an arithmetic number, because the mean of its divisors is an integer number (1554351525).

Almost surely, 2^22102220120 is an apocalyptic number.

22102220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22102220120 is an abundant number, since it is smaller than the sum of its proper divisors (27637028680).

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

22102220120 is a wasteful number, since it uses less digits than its factorization.

22102220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102827 (or 102823 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22102220120 its reverse (2102220122), we get a palindrome (24204440242).

It can be divided in two parts, 221022 and 20120, that added together give a palindrome (241142).

The spelling of 22102220120 in words is "twenty-two billion, one hundred two million, two hundred twenty thousand, one hundred twenty".