12323221133 has 4 divisors (see below), whose sum is σ = 12366766368. Its totient is φ = 12279675900.

The previous prime is 12323221109. The next prime is 12323221181. The reversal of 12323221133 is 33112232321.

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 12323221133 - 2³² = 8028253837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12323221099 and 12323221108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323221193) 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, 21772193 + ... + 21772758.

It is an arithmetic number, because the mean of its divisors is an integer number (3091691592).

Almost surely, 2^12323221133 is an apocalyptic number.

It is an amenable number.

12323221133 is a deficient number, since it is larger than the sum of its proper divisors (43545235).

12323221133 is an equidigital number, since it uses as much as digits as its factorization.

12323221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43545234.

The product of its digits is 1296, while the sum is 23.

Adding to 12323221133 its reverse (33112232321), we get a palindrome (45435453454).

The spelling of 12323221133 in words is "twelve billion, three hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-three".