12132301323 has 4 divisors (see below), whose sum is σ = 16176401768. Its totient is φ = 8088200880.

The previous prime is 12132301319. The next prime is 12132301333. The reversal of 12132301323 is 32310323121.

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

It is not a de Polignac number, because 12132301323 - 2² = 12132301319 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 12132301323.

It is not an unprimeable number, because it can be changed into a prime (12132301333) 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, 2022050218 + ... + 2022050223.

It is an arithmetic number, because the mean of its divisors is an integer number (4044100442).

Almost surely, 2^12132301323 is an apocalyptic number.

12132301323 is a deficient number, since it is larger than the sum of its proper divisors (4044100445).

12132301323 is an equidigital number, since it uses as much as digits as its factorization.

12132301323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044100444.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12132301323 its reverse (32310323121), we get a palindrome (44442624444).

The spelling of 12132301323 in words is "twelve billion, one hundred thirty-two million, three hundred one thousand, three hundred twenty-three".