12123322023 has 16 divisors (see below), whose sum is σ = 16724949120. Its totient is φ = 7802059104.

The previous prime is 12123322019. The next prime is 12123322031. The reversal of 12123322023 is 32022332121.

It is a happy number.

It is not a de Polignac number, because 12123322023 - 2² = 12123322019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12123322423) 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, 645240 + ... + 663762.

It is an arithmetic number, because the mean of its divisors is an integer number (1045309320).

Almost surely, 2^12123322023 is an apocalyptic number.

12123322023 is a deficient number, since it is larger than the sum of its proper divisors (4601627097).

12123322023 is a wasteful number, since it uses less digits than its factorization.

12123322023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26078.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12123322023 its reverse (32022332121), we get a palindrome (44145654144).

The spelling of 12123322023 in words is "twelve billion, one hundred twenty-three million, three hundred twenty-two thousand, twenty-three".