222223122112312 has 8 divisors (see below), whose sum is σ = 416668353960600. Its totient is φ = 111111561056152.

The previous prime is 222223122112309. The next prime is 222223122112331. The reversal of 222223122112312 is 213211221322222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888945132012 + ... + 13888945132027.

It is an arithmetic number, because the mean of its divisors is an integer number (52083544245075).

Almost surely, 2^{222223122112312} is an apocalyptic number.

It is an amenable number.

222223122112312 is a deficient number, since it is larger than the sum of its proper divisors (194445231848288).

222223122112312 is a wasteful number, since it uses less digits than its factorization.

222223122112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27777890264045 (or 27777890264041 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

Adding to 222223122112312 its reverse (213211221322222), we get a palindrome (435434343434534).

The spelling of 222223122112312 in words is "two hundred twenty-two trillion, two hundred twenty-three billion, one hundred twenty-two million, one hundred twelve thousand, three hundred twelve".