2321320404303 has 8 divisors (see below), whose sum is σ = 3438993191600. Its totient is φ = 1547546936184.

The previous prime is 2321320404301. The next prime is 2321320404331. The reversal of 2321320404303 is 3034040231232.

2321320404303 is a `hidden beast` number, since 2 + 3 + 21 + 3 + 204 + 0 + 430 + 3 = 666.

It is not a de Polignac number, because 2321320404303 - 2¹ = 2321320404301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 85974829789 = 2321320404303 / (2 + 3 + 2 + 1 + 3 + 2 + 0 + 4 + 0 + 4 + 3 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321320404301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42987414868 + ... + 42987414921.

It is an arithmetic number, because the mean of its divisors is an integer number (429874148950).

Almost surely, 2^{2321320404303} is an apocalyptic number.

2321320404303 is a deficient number, since it is larger than the sum of its proper divisors (1117672787297).

2321320404303 is an equidigital number, since it uses as much as digits as its factorization.

2321320404303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85974829798 (or 85974829792 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 2321320404303 its reverse (3034040231232), we get a palindrome (5355360635535).

The spelling of 2321320404303 in words is "two trillion, three hundred twenty-one billion, three hundred twenty million, four hundred four thousand, three hundred three".