12133231323 has 16 divisors (see below), whose sum is σ = 16908034080. Its totient is φ = 7729376256.

The previous prime is 12133231321. The next prime is 12133231339. The reversal of 12133231323 is 32313233121.

It is not a de Polignac number, because 12133231323 - 2¹ = 12133231321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12133231293 and 12133231302.

It is not an unprimeable number, because it can be changed into a prime (12133231321) 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 15 ways as a sum of consecutive naturals, for example, 710440 + ... + 727317.

It is an arithmetic number, because the mean of its divisors is an integer number (1056752130).

Almost surely, 2^12133231323 is an apocalyptic number.

12133231323 is a deficient number, since it is larger than the sum of its proper divisors (4774802757).

12133231323 is a wasteful number, since it uses less digits than its factorization.

12133231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437886.

The product of its digits is 1944, while the sum is 24.

Adding to 12133231323 its reverse (32313233121), we get a palindrome (44446464444).

The spelling of 12133231323 in words is "twelve billion, one hundred thirty-three million, two hundred thirty-one thousand, three hundred twenty-three".