223344231222 has 128 divisors (see below), whose sum is σ = 543721559040. Its totient is φ = 59741798400.

The previous prime is 223344231191. The next prime is 223344231233. The reversal of 223344231222 is 222132443322.

It is a super-2 number, since 2×223344231222² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223344231222.

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, 47792278 + ... + 47796950.

It is an arithmetic number, because the mean of its divisors is an integer number (4247824680).

Almost surely, 2^223344231222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223344231222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271860779520).

223344231222 is an abundant number, since it is smaller than the sum of its proper divisors (320377327818).

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

223344231222 is a wasteful number, since it uses less digits than its factorization.

223344231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5398.

The product of its digits is 27648, while the sum is 30.

Adding to 223344231222 its reverse (222132443322), we get a palindrome (445476674544).

The spelling of 223344231222 in words is "two hundred twenty-three billion, three hundred forty-four million, two hundred thirty-one thousand, two hundred twenty-two".