22215052200 has 96 divisors (see below), whose sum is σ = 75127289760. Its totient is φ = 5385465600.

The previous prime is 22215052183. The next prime is 22215052241. The reversal of 22215052200 is 225051222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1676359 + ... + 1689558.

It is an arithmetic number, because the mean of its divisors is an integer number (782575935).

Almost surely, 2^22215052200 is an apocalyptic number.

22215052200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22215052200 is an abundant number, since it is smaller than the sum of its proper divisors (52912237560).

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

22215052200 is a wasteful number, since it uses less digits than its factorization.

22215052200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365947 (or 3365938 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The spelling of 22215052200 in words is "twenty-two billion, two hundred fifteen million, fifty-two thousand, two hundred".