222312213222 has 32 divisors (see below), whose sum is σ = 489847267584. Its totient is φ = 66700332000.

The previous prime is 222312213217. The next prime is 222312213229.

222312213222 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222312213192 and 222312213201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222312213229) 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, 16668418 + ... + 16681749.

It is an arithmetic number, because the mean of its divisors is an integer number (15307727112).

Almost surely, 2^222312213222 is an apocalyptic number.

222312213222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222312213222 is an abundant number, since it is smaller than the sum of its proper divisors (267535054362).

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

222312213222 is a wasteful number, since it uses less digits than its factorization.

222312213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33350284.

The product of its digits is 2304, while the sum is 24.

It can be divided in two parts, 222312 and 213222, that added together give a palindrome (435534).

The spelling of 222312213222 in words is "two hundred twenty-two billion, three hundred twelve million, two hundred thirteen thousand, two hundred twenty-two".