222815961100 has 18 divisors (see below), whose sum is σ = 483510635804. Its totient is φ = 89126384400.

The previous prime is 222815961089. The next prime is 222815961103. The reversal of 222815961100 is 1169518222.

It is a self number, because there is not a number n which added to its sum of digits gives 222815961100.

It is not an unprimeable number, because it can be changed into a prime (222815961103) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1114079706 + ... + 1114079905.

Almost surely, 2^222815961100 is an apocalyptic number.

222815961100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222815961100 is an abundant number, since it is smaller than the sum of its proper divisors (260694674704).

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

222815961100 is a wasteful number, since it uses less digits than its factorization.

222815961100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228159625 (or 2228159618 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 222815961100 in words is "two hundred twenty-two billion, eight hundred fifteen million, nine hundred sixty-one thousand, one hundred".