222113791008 has 90 divisors (see below), whose sum is σ = 653301063261. Its totient is φ = 74029932288.

The previous prime is 222113791007. The next prime is 222113791153. The reversal of 222113791008 is 800197311222.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 164404299024 + 57709491984 = 405468^2 + 240228^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333252.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (222113791007) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 23989516 + ... + 23998772.

Almost surely, 2^222113791008 is an apocalyptic number.

It is an amenable number.

222113791008 is an abundant number, since it is smaller than the sum of its proper divisors (431187272253).

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

222113791008 is an frugal number, since it uses more digits than its factorization.

222113791008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18536 (or 9262 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 222113791008 in words is "two hundred twenty-two billion, one hundred thirteen million, seven hundred ninety-one thousand, eight".