2320321303 has 4 divisors (see below), whose sum is σ = 2321022888. Its totient is φ = 2319619720.

The previous prime is 2320321253. The next prime is 2320321307. The reversal of 2320321303 is 3031230232.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2320321303 - 2²¹ = 2318224151 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 (2320321307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345808 + ... + 352453.

It is an arithmetic number, because the mean of its divisors is an integer number (580255722).

Almost surely, 2^2320321303 is an apocalyptic number.

2320321303 is a deficient number, since it is larger than the sum of its proper divisors (701585).

2320321303 is an equidigital number, since it uses as much as digits as its factorization.

2320321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701584.

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

The square root of 2320321303 is about 48169.7135449236. The cubic root of 2320321303 is about 1323.8822999623.

Adding to 2320321303 its reverse (3031230232), we get a palindrome (5351551535).

The spelling of 2320321303 in words is "two billion, three hundred twenty million, three hundred twenty-one thousand, three hundred three".