22012120200 has 192 divisors, whose sum is σ = 82573464960. Its totient is φ = 4735365120.

The previous prime is 22012120133. The next prime is 22012120223. The reversal of 22012120200 is 202121022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82747 + ... + 225546.

It is an arithmetic number, because the mean of its divisors is an integer number (430070130).

Almost surely, 2^22012120200 is an apocalyptic number.

22012120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012120200 is an abundant number, since it is smaller than the sum of its proper divisors (60561344760).

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

22012120200 is a wasteful number, since it uses less digits than its factorization.

22012120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308336 (or 308327 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22012120200 its reverse (202121022), we get a palindrome (22214241222).

The spelling of 22012120200 in words is "twenty-two billion, twelve million, one hundred twenty thousand, two hundred".