12211213133323 has 4 divisors (see below), whose sum is σ = 12300346076040. Its totient is φ = 12122080190608.

The previous prime is 12211213133303. The next prime is 12211213133363. The reversal of 12211213133323 is 32333131211221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12211213133323 is a prime.

It is a super-2 number, since 2×12211213133323² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12211213133291 and 12211213133300.

It is not an unprimeable number, because it can be changed into a prime (12211213133303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44566471153 + ... + 44566471426.

It is an arithmetic number, because the mean of its divisors is an integer number (3075086519010).

Almost surely, 2^{12211213133323} is an apocalyptic number.

12211213133323 is a deficient number, since it is larger than the sum of its proper divisors (89132942717).

12211213133323 is an equidigital number, since it uses as much as digits as its factorization.

12211213133323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89132942716.

The product of its digits is 3888, while the sum is 28.

Adding to 12211213133323 its reverse (32333131211221), we get a palindrome (44544344344544).

The spelling of 12211213133323 in words is "twelve trillion, two hundred eleven billion, two hundred thirteen million, one hundred thirty-three thousand, three hundred twenty-three".