12303123329 has 24 divisors (see below), whose sum is σ = 15014333568. Its totient is φ = 9873469440.

The previous prime is 12303123311. The next prime is 12303123337. The reversal of 12303123329 is 92332130321.

It is a de Polignac number, because none of the positive numbers 2^k-12303123329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12303123379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374684 + ... + 406194.

It is an arithmetic number, because the mean of its divisors is an integer number (625597232).

Almost surely, 2^12303123329 is an apocalyptic number.

It is an amenable number.

12303123329 is a deficient number, since it is larger than the sum of its proper divisors (2711210239).

12303123329 is a wasteful number, since it uses less digits than its factorization.

12303123329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31745 (or 31728 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 29.

The spelling of 12303123329 in words is "twelve billion, three hundred three million, one hundred twenty-three thousand, three hundred twenty-nine".