22203040443200 has 42 divisors (see below), whose sum is σ = 54633356394486. Its totient is φ = 8881216176640.

The previous prime is 22203040443169. The next prime is 22203040443223. The reversal of 22203040443200 is 234404030222.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 232146657856 + 21970893785344 = 481816^2 + 4687312^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22203040443200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6938448539 + ... + 6938451738.

Almost surely, 2^{22203040443200} is an apocalyptic number.

22203040443200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22203040443200 is an abundant number, since it is smaller than the sum of its proper divisors (32430315951286).

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

22203040443200 is a wasteful number, since it uses less digits than its factorization.

22203040443200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13876900299 (or 13876900284 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22203040443200 its reverse (234404030222), we get a palindrome (22437444473422).

The spelling of 22203040443200 in words is "twenty-two trillion, two hundred three billion, forty million, four hundred forty-three thousand, two hundred".