12320320333 has 4 divisors (see below), whose sum is σ = 12320855388. Its totient is φ = 12319785280.

The previous prime is 12320320321. The next prime is 12320320343. The reversal of 12320320333 is 33302302321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4134232804 + 8186087529 = 64298^2 + 90477^2 .

It is a cyclic number.

It is not a de Polignac number, because 12320320333 - 2²⁵ = 12286765901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320320343) 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, 231358 + ... + 279583.

It is an arithmetic number, because the mean of its divisors is an integer number (3080213847).

Almost surely, 2^12320320333 is an apocalyptic number.

It is an amenable number.

12320320333 is a deficient number, since it is larger than the sum of its proper divisors (535055).

12320320333 is an equidigital number, since it uses as much as digits as its factorization.

12320320333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535054.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 12320320333 its reverse (33302302321), we get a palindrome (45622622654).

The spelling of 12320320333 in words is "twelve billion, three hundred twenty million, three hundred twenty thousand, three hundred thirty-three".