222318116 has 12 divisors (see below), whose sum is σ = 389165532. Its totient is φ = 111127968.

The previous prime is 222318097. The next prime is 222318139. The reversal of 222318116 is 611813222.

It can be written as a sum of positive squares in 2 ways, for example, as 17255716 + 205062400 = 4154^2 + 14320^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17306 + ... + 27278.

It is an arithmetic number, because the mean of its divisors is an integer number (32430461).

Almost surely, 2^222318116 is an apocalyptic number.

It is an amenable number.

222318116 is a deficient number, since it is larger than the sum of its proper divisors (166847416).

222318116 is a wasteful number, since it uses less digits than its factorization.

222318116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15550 (or 15548 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 222318116 is about 14910.3358781752. The cubic root of 222318116 is about 605.7939770274.

The spelling of 222318116 in words is "two hundred twenty-two million, three hundred eighteen thousand, one hundred sixteen".