22143222200 has 48 divisors (see below), whose sum is σ = 56163269160. Its totient is φ = 8052080000.

The previous prime is 22143222187. The next prime is 22143222289. The reversal of 22143222200 is 222234122.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5030351 + ... + 5034750.

Almost surely, 2^22143222200 is an apocalyptic number.

22143222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22143222200 is an abundant number, since it is smaller than the sum of its proper divisors (34020046960).

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

22143222200 is a wasteful number, since it uses less digits than its factorization.

22143222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10065128 (or 10065119 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22143222200 its reverse (222234122), we get a palindrome (22365456322).

The spelling of 22143222200 in words is "twenty-two billion, one hundred forty-three million, two hundred twenty-two thousand, two hundred".