12023332312021 has 16 divisors (see below), whose sum is σ = 12188724387840. Its totient is φ = 11858277253680.

The previous prime is 12023332311971. The next prime is 12023332312073. The reversal of 12023332312021 is 12021323332021.

It is a cyclic number.

It is not a de Polignac number, because 12023332312021 - 2⁹ = 12023332311509 is a prime.

It is a super-2 number, since 2×12023332312021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023332312421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290320806 + ... + 290362216.

It is an arithmetic number, because the mean of its divisors is an integer number (761795274240).

Almost surely, 2^{12023332312021} is an apocalyptic number.

It is an amenable number.

12023332312021 is a deficient number, since it is larger than the sum of its proper divisors (165392075819).

12023332312021 is a wasteful number, since it uses less digits than its factorization.

12023332312021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45384.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12023332312021 its reverse (12021323332021), we get a palindrome (24044655644042).

The spelling of 12023332312021 in words is "twelve trillion, twenty-three billion, three hundred thirty-two million, three hundred twelve thousand, twenty-one".