12321323312 has 10 divisors (see below), whose sum is σ = 23872563948. Its totient is φ = 6160661648.

The previous prime is 12321323309. The next prime is 12321323387. The reversal of 12321323312 is 21332312321.

12321323312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385041338 + ... + 385041369.

Almost surely, 2^12321323312 is an apocalyptic number.

It is an amenable number.

12321323312 is a deficient number, since it is larger than the sum of its proper divisors (11551240636).

12321323312 is an equidigital number, since it uses as much as digits as its factorization.

12321323312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770082715 (or 770082709 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

Adding to 12321323312 its reverse (21332312321), we get a palindrome (33653635633).

The spelling of 12321323312 in words is "twelve billion, three hundred twenty-one million, three hundred twenty-three thousand, three hundred twelve".