312233222211323 has 4 divisors (see below), whose sum is σ = 356837968241520. Its totient is φ = 267628476181128.

The previous prime is 312233222211311. The next prime is 312233222211349. The reversal of 312233222211323 is 323112222332213.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 312233222211323 - 2¹² = 312233222207227 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 312233222211323.

It is not an unprimeable number, because it can be changed into a prime (312233222213323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22302373015088 + ... + 22302373015101.

It is an arithmetic number, because the mean of its divisors is an integer number (89209492060380).

Almost surely, 2^{312233222211323} is an apocalyptic number.

312233222211323 is a deficient number, since it is larger than the sum of its proper divisors (44604746030197).

312233222211323 is an equidigital number, since it uses as much as digits as its factorization.

312233222211323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44604746030196.

The product of its digits is 31104, while the sum is 32.

Adding to 312233222211323 its reverse (323112222332213), we get a palindrome (635345444543536).

The spelling of 312233222211323 in words is "three hundred twelve trillion, two hundred thirty-three billion, two hundred twenty-two million, two hundred eleven thousand, three hundred twenty-three".