12213321122323 has 4 divisors (see below), whose sum is σ = 12213408089808. Its totient is φ = 12213234154840.

The previous prime is 12213321122281. The next prime is 12213321122363. The reversal of 12213321122323 is 32322112331221.

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 12213321122323 - 2¹³ = 12213321114131 is a prime.

It is a super-3 number, since 3×12213321122323³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12213321122291 and 12213321122300.

It is not an unprimeable number, because it can be changed into a prime (12213321122363) 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, 43272748 + ... + 43554073.

It is an arithmetic number, because the mean of its divisors is an integer number (3053352022452).

Almost surely, 2^{12213321122323} is an apocalyptic number.

12213321122323 is a deficient number, since it is larger than the sum of its proper divisors (86967485).

12213321122323 is an equidigital number, since it uses as much as digits as its factorization.

12213321122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86967484.

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

Adding to 12213321122323 its reverse (32322112331221), we get a palindrome (44535433453544).

The spelling of 12213321122323 in words is "twelve trillion, two hundred thirteen billion, three hundred twenty-one million, one hundred twenty-two thousand, three hundred twenty-three".