222211118 has 8 divisors (see below), whose sum is σ = 350859720. Its totient is φ = 105257880.

The previous prime is 222211117. The next prime is 222211127. The reversal of 222211118 is 811112222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 222211118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2923793 + ... + 2923868.

It is an arithmetic number, because the mean of its divisors is an integer number (43857465).

Almost surely, 2^222211118 is an apocalyptic number.

222211118 is a deficient number, since it is larger than the sum of its proper divisors (128648602).

222211118 is a wasteful number, since it uses less digits than its factorization.

222211118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5847682.

The product of its digits is 128, while the sum is 20.

The square root of 222211118 is about 14906.7473984099. The cubic root of 222211118 is about 605.6967752539.

The spelling of 222211118 in words is "two hundred twenty-two million, two hundred eleven thousand, one hundred eighteen".