22221120110200 has 96 divisors (see below), whose sum is σ = 56918869704720. Its totient is φ = 8000403200000.

The previous prime is 22221120110153. The next prime is 22221120110207. The reversal of 22221120110200 is 201102112222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221120110207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49780321 + ... + 50224720.

Almost surely, 2^{22221120110200} is an apocalyptic number.

22221120110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22221120110200 is an abundant number, since it is smaller than the sum of its proper divisors (34697749594520).

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

22221120110200 is a wasteful number, since it uses less digits than its factorization.

22221120110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100005169 (or 100005160 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22221120110200 its reverse (201102112222), we get a palindrome (22422222222422).

It can be divided in two parts, 2222 and 1120110200, that multiplied together give a square (2488884864400 = 1577620²).

The spelling of 22221120110200 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred ten thousand, two hundred".