12320343244 has 12 divisors (see below), whose sum is σ = 23520655368. Its totient is φ = 5600156000.

The previous prime is 12320343221. The next prime is 12320343251. The reversal of 12320343244 is 44234302321.

12320343244 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 in 3 ways as a sum of consecutive naturals, for example, 140003857 + ... + 140003944.

It is an arithmetic number, because the mean of its divisors is an integer number (1960054614).

Almost surely, 2^12320343244 is an apocalyptic number.

It is an amenable number.

12320343244 is a deficient number, since it is larger than the sum of its proper divisors (11200312124).

12320343244 is a wasteful number, since it uses less digits than its factorization.

12320343244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280007816 (or 280007814 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 12320343244 its reverse (44234302321), we get a palindrome (56554645565).

The spelling of 12320343244 in words is "twelve billion, three hundred twenty million, three hundred forty-three thousand, two hundred forty-four".