12223231110222 has 64 divisors (see below), whose sum is σ = 27257528070144. Its totient is φ = 3622373971040.

The previous prime is 12223231110193. The next prime is 12223231110229. The reversal of 12223231110222 is 22201113232221.

It is a junction number, because it is equal to n+sod(n) for n = 12223231110192 and 12223231110201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223231110229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2444233 + ... + 5515499.

It is an arithmetic number, because the mean of its divisors is an integer number (425898876096).

Almost surely, 2^{12223231110222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12223231110222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13628764035072).

12223231110222 is an abundant number, since it is smaller than the sum of its proper divisors (15034296959922).

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

12223231110222 is a wasteful number, since it uses less digits than its factorization.

12223231110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072613.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12223231110222 its reverse (22201113232221), we get a palindrome (34424344342443).

The spelling of 12223231110222 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, one hundred ten thousand, two hundred twenty-two".