222744447222 has 32 divisors (see below), whose sum is σ = 491448435840. Its totient is φ = 66739907520.

The previous prime is 222744447217. The next prime is 222744447227.

222744447222 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (222744447217) and next prime (222744447227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222744447227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18954328 + ... + 18966075.

It is an arithmetic number, because the mean of its divisors is an integer number (15357763620).

Almost surely, 2^222744447222 is an apocalyptic number.

222744447222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222744447222 is an abundant number, since it is smaller than the sum of its proper divisors (268703988618).

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

222744447222 is a wasteful number, since it uses less digits than its factorization.

222744447222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37920508.

The product of its digits is 802816, while the sum is 42.

It can be divided in two parts, 222744 and 447222, that added together give a palindrome (669966).

The spelling of 222744447222 in words is "two hundred twenty-two billion, seven hundred forty-four million, four hundred forty-seven thousand, two hundred twenty-two".