320230023305 has 4 divisors (see below), whose sum is σ = 384276027972. Its totient is φ = 256184018640.

The previous prime is 320230023299. The next prime is 320230023319. The reversal of 320230023305 is 503320032023.

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 83548746304 + 236681277001 = 289048^2 + 486499^2 .

It is not a de Polignac number, because 320230023305 - 2¹⁶ = 320229957769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32023002326 + ... + 32023002335.

It is an arithmetic number, because the mean of its divisors is an integer number (96069006993).

Almost surely, 2^320230023305 is an apocalyptic number.

It is an amenable number.

320230023305 is a deficient number, since it is larger than the sum of its proper divisors (64046004667).

320230023305 is an equidigital number, since it uses as much as digits as its factorization.

320230023305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64046004666.

The product of its (nonzero) digits is 3240, while the sum is 23.

Adding to 320230023305 its reverse (503320032023), we get a palindrome (823550055328).

The spelling of 320230023305 in words is "three hundred twenty billion, two hundred thirty million, twenty-three thousand, three hundred five".