23223231212311 has 16 divisors (see below), whose sum is σ = 25767715095360. Its totient is φ = 20793089191680.

The previous prime is 23223231212261. The next prime is 23223231212317. The reversal of 23223231212311 is 11321213232232.

It is not a de Polignac number, because 23223231212311 - 2⁹ = 23223231211799 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 23223231212311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223231212317) 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 15 ways as a sum of consecutive naturals, for example, 125834931 + ... + 126019348.

It is an arithmetic number, because the mean of its divisors is an integer number (1610482193460).

Almost surely, 2^{23223231212311} is an apocalyptic number.

23223231212311 is a deficient number, since it is larger than the sum of its proper divisors (2544483883049).

23223231212311 is a wasteful number, since it uses less digits than its factorization.

23223231212311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251854506.

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

Adding to 23223231212311 its reverse (11321213232232), we get a palindrome (34544444444543).

The spelling of 23223231212311 in words is "twenty-three trillion, two hundred twenty-three billion, two hundred thirty-one million, two hundred twelve thousand, three hundred eleven".