12320013004 has 24 divisors (see below), whose sum is σ = 23352714000. Its totient is φ = 5653287744.

The previous prime is 12320013001. The next prime is 12320013023. The reversal of 12320013004 is 40031002321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12320013001) 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 7 ways as a sum of consecutive naturals, for example, 675754 + ... + 693745.

It is an arithmetic number, because the mean of its divisors is an integer number (973029750).

Almost surely, 2^12320013004 is an apocalyptic number.

It is an amenable number.

12320013004 is a deficient number, since it is larger than the sum of its proper divisors (11032700996).

12320013004 is a wasteful number, since it uses less digits than its factorization.

12320013004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369689 (or 1369687 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12320013004 its reverse (40031002321), we get a palindrome (52351015325).

The spelling of 12320013004 in words is "twelve billion, three hundred twenty million, thirteen thousand, four".