12023321108 has 24 divisors (see below), whose sum is σ = 21943482624. Its totient is φ = 5757753600.

The previous prime is 12023321071. The next prime is 12023321129. The reversal of 12023321108 is 80112332021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487778 + ... + 511833.

It is an arithmetic number, because the mean of its divisors is an integer number (914311776).

Almost surely, 2^12023321108 is an apocalyptic number.

It is an amenable number.

12023321108 is a deficient number, since it is larger than the sum of its proper divisors (9920161516).

12023321108 is a wasteful number, since it uses less digits than its factorization.

12023321108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999743 (or 999741 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12023321108 its reverse (80112332021), we get a palindrome (92135653129).

The spelling of 12023321108 in words is "twelve billion, twenty-three million, three hundred twenty-one thousand, one hundred eight".