12320344302321 has 16 divisors (see below), whose sum is σ = 18014325424128. Its totient is φ = 7427781742800.

The previous prime is 12320344302281. The next prime is 12320344302323.

It is a happy number.

12320344302321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12320344302321 - 2²² = 12320340108017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12320344302323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 977333401 + ... + 977346006.

It is an arithmetic number, because the mean of its divisors is an integer number (1125895339008).

Almost surely, 2^{12320344302321} is an apocalyptic number.

12320344302321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12320344302321 is a deficient number, since it is larger than the sum of its proper divisors (5693981121807).

12320344302321 is a wasteful number, since it uses less digits than its factorization.

12320344302321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954679612.

The product of its (nonzero) digits is 20736, while the sum is 30.

It can be divided in two parts, 1232034 and 4302321, that added together give a palindrome (5534355).

The spelling of 12320344302321 in words is "twelve trillion, three hundred twenty billion, three hundred forty-four million, three hundred two thousand, three hundred twenty-one".