222002221194 has 96 divisors (see below), whose sum is σ = 540011017728. Its totient is φ = 65450160000.

The previous prime is 222002221169. The next prime is 222002221219. The reversal of 222002221194 is 491122200222.

It is an interprime number because it is at equal distance from previous prime (222002221169) and next prime (222002221219).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 581149 + ... + 884159.

It is an arithmetic number, because the mean of its divisors is an integer number (5625114768).

Almost surely, 2^222002221194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222002221194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270005508864).

222002221194 is an abundant number, since it is smaller than the sum of its proper divisors (318008796534).

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

222002221194 is a wasteful number, since it uses less digits than its factorization.

222002221194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303164 (or 303161 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 222002221194 in words is "two hundred twenty-two billion, two million, two hundred twenty-one thousand, one hundred ninety-four".