12123003323 has 16 divisors (see below), whose sum is σ = 12840097536. Its totient is φ = 11422567200.

The previous prime is 12123003317. The next prime is 12123003329. The reversal of 12123003323 is 32330032121.

It is an interprime number because it is at equal distance from previous prime (12123003317) and next prime (12123003329).

It is a cyclic number.

It is not a de Polignac number, because 12123003323 - 2¹⁰ = 12123002299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12123003295 and 12123003304.

It is not an unprimeable number, because it can be changed into a prime (12123003329) 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, 653273 + ... + 671573.

It is an arithmetic number, because the mean of its divisors is an integer number (802506096).

Almost surely, 2^12123003323 is an apocalyptic number.

12123003323 is a deficient number, since it is larger than the sum of its proper divisors (717094213).

12123003323 is a wasteful number, since it uses less digits than its factorization.

12123003323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18754.

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

Adding to 12123003323 its reverse (32330032121), we get a palindrome (44453035444).

The spelling of 12123003323 in words is "twelve billion, one hundred twenty-three million, three thousand, three hundred twenty-three".