22102000210120 has 64 divisors (see below), whose sum is σ = 51789575070000. Its totient is φ = 8478656621568.

The previous prime is 22102000210109. The next prime is 22102000210177. The reversal of 22102000210120 is 2101200020122.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 11062555385764 + 11039444824356 = 3326042^2 + 3322566^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22102000210120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63764907 + ... + 64110586.

Almost surely, 2^{22102000210120} is an apocalyptic number.

22102000210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22102000210120 is an abundant number, since it is smaller than the sum of its proper divisors (29687574859880).

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

22102000210120 is a wasteful number, since it uses less digits than its factorization.

22102000210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127875682 (or 127875678 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22102000210120 its reverse (2101200020122), we get a palindrome (24203200230242).

It can be divided in two parts, 221020002 and 10120, that added together give a palindrome (221030122).

The spelling of 22102000210120 in words is "twenty-two trillion, one hundred two billion, two hundred ten thousand, one hundred twenty".