222342243222 has 128 divisors (see below), whose sum is σ = 509467262976. Its totient is φ = 64087200000.

The previous prime is 222342243217. The next prime is 222342243257.

It is a happy number.

222342243222 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 222342243222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34463097 + ... + 34469547.

It is an arithmetic number, because the mean of its divisors is an integer number (3980212992).

Almost surely, 2^222342243222 is an apocalyptic number.

222342243222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 222342243222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254733631488).

222342243222 is an abundant number, since it is smaller than the sum of its proper divisors (287125019754).

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

222342243222 is a wasteful number, since it uses less digits than its factorization.

222342243222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6826.

The product of its digits is 36864, while the sum is 30.

It can be divided in two parts, 222342 and 243222, that added together give a palindrome (465564).

The spelling of 222342243222 in words is "two hundred twenty-two billion, three hundred forty-two million, two hundred forty-three thousand, two hundred twenty-two".