12320221032023 has 16 divisors (see below), whose sum is σ = 13305208464576. Its totient is φ = 11378603765760.

The previous prime is 12320221032019. The next prime is 12320221032061. The reversal of 12320221032023 is 32023012202321.

It is a cyclic number.

It is not a de Polignac number, because 12320221032023 - 2² = 12320221032019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 12320221032023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320221038023) 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, 67253486 + ... + 67436427.

It is an arithmetic number, because the mean of its divisors is an integer number (831575529036).

Almost surely, 2^{12320221032023} is an apocalyptic number.

12320221032023 is a deficient number, since it is larger than the sum of its proper divisors (984987432553).

12320221032023 is a wasteful number, since it uses less digits than its factorization.

12320221032023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134690074.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12320221032023 its reverse (32023012202321), we get a palindrome (44343233234344).

The spelling of 12320221032023 in words is "twelve trillion, three hundred twenty billion, two hundred twenty-one million, thirty-two thousand, twenty-three".