12031332023 has 4 divisors (see below), whose sum is σ = 12032638200. Its totient is φ = 12030025848.

The previous prime is 12031332013. The next prime is 12031332059. The reversal of 12031332023 is 32023313021.

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 12031332023 - 2¹⁶ = 12031266487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12031331986 and 12031332004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031332013) 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, 639173 + ... + 657726.

It is an arithmetic number, because the mean of its divisors is an integer number (3008159550).

Almost surely, 2^12031332023 is an apocalyptic number.

12031332023 is a deficient number, since it is larger than the sum of its proper divisors (1306177).

12031332023 is an equidigital number, since it uses as much as digits as its factorization.

12031332023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306176.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12031332023 its reverse (32023313021), we get a palindrome (44054645044).

The spelling of 12031332023 in words is "twelve billion, thirty-one million, three hundred thirty-two thousand, twenty-three".