22001200200 has 144 divisors (see below), whose sum is σ = 84442750080. Its totient is φ = 5028842880.

The previous prime is 22001200187. The next prime is 22001200211. The reversal of 22001200200 is 200210022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 860464 + ... + 885663.

Almost surely, 2^22001200200 is an apocalyptic number.

22001200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001200200 is an abundant number, since it is smaller than the sum of its proper divisors (62441549880).

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

22001200200 is a wasteful number, since it uses less digits than its factorization.

22001200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746156 (or 1746144 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 22001200200 its reverse (200210022), we get a palindrome (22201410222).

The spelling of 22001200200 in words is "twenty-two billion, one million, two hundred thousand, two hundred".