12320300323 has 4 divisors (see below), whose sum is σ = 12322463328. Its totient is φ = 12318137320.

The previous prime is 12320300309. The next prime is 12320300327. The reversal of 12320300323 is 32300302321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32300302321 = 7 ⋅4614328903.

It is a cyclic number.

It is not a de Polignac number, because 12320300323 - 2²¹ = 12318203171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12320300323.

It is not an unprimeable number, because it can be changed into a prime (12320300327) 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 3 ways as a sum of consecutive naturals, for example, 1072936 + ... + 1084357.

It is an arithmetic number, because the mean of its divisors is an integer number (3080615832).

Almost surely, 2^12320300323 is an apocalyptic number.

12320300323 is a deficient number, since it is larger than the sum of its proper divisors (2163005).

12320300323 is an equidigital number, since it uses as much as digits as its factorization.

12320300323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163004.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 12320300323 its reverse (32300302321), we get a palindrome (44620602644).

The spelling of 12320300323 in words is "twelve billion, three hundred twenty million, three hundred thousand, three hundred twenty-three".