22215353200 has 60 divisors (see below), whose sum is σ = 53466734160. Its totient is φ = 8870433280.

The previous prime is 22215353141. The next prime is 22215353221. The reversal of 22215353200 is 235351222.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 178797 + ... + 276403.

It is an arithmetic number, because the mean of its divisors is an integer number (891112236).

Almost surely, 2^22215353200 is an apocalyptic number.

22215353200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22215353200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26733367080).

22215353200 is an abundant number, since it is smaller than the sum of its proper divisors (31251380960).

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

22215353200 is a wasteful number, since it uses less digits than its factorization.

22215353200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98194 (or 98183 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 22215353200 in words is "twenty-two billion, two hundred fifteen million, three hundred fifty-three thousand, two hundred".