12223322313121 has 4 divisors (see below), whose sum is σ = 12231769669312. Its totient is φ = 12214874956932.

The previous prime is 12223322313071. The next prime is 12223322313173. The reversal of 12223322313121 is 12131322332221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12223322313121 - 2²⁵ = 12223288758689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12223322313121.

It is not an unprimeable number, because it can be changed into a prime (12223322311121) 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 3 ways as a sum of consecutive naturals, for example, 4223675925 + ... + 4223678818.

It is an arithmetic number, because the mean of its divisors is an integer number (3057942417328).

Almost surely, 2^{12223322313121} is an apocalyptic number.

It is an amenable number.

12223322313121 is a deficient number, since it is larger than the sum of its proper divisors (8447356191).

12223322313121 is an equidigital number, since it uses as much as digits as its factorization.

12223322313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8447356190.

The product of its digits is 5184, while the sum is 28.

Adding to 12223322313121 its reverse (12131322332221), we get a palindrome (24354644645342).

The spelling of 12223322313121 in words is "twelve trillion, two hundred twenty-three billion, three hundred twenty-two million, three hundred thirteen thousand, one hundred twenty-one".