222004224444 has 24 divisors (see below), whose sum is σ = 518043351168. Its totient is φ = 73996623280.

The previous prime is 222004224437. The next prime is 222004224451. The reversal of 222004224444 is 444422400222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222004224437) and next prime (222004224451).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402222 + ... + 778325.

It is an arithmetic number, because the mean of its divisors is an integer number (21585139632).

Almost surely, 2^222004224444 is an apocalyptic number.

It is an amenable number.

222004224444 is an abundant number, since it is smaller than the sum of its proper divisors (296039126724).

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

222004224444 is a wasteful number, since it uses less digits than its factorization.

222004224444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196225 (or 1196223 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 222004224444 its reverse (444422400222), we get a palindrome (666426624666).

The spelling of 222004224444 in words is "two hundred twenty-two billion, four million, two hundred twenty-four thousand, four hundred forty-four".