320002311323 has 2 divisors, whose sum is σ = 320002311324. Its totient is φ = 320002311322.

The previous prime is 320002311301. The next prime is 320002311337. The reversal of 320002311323 is 323113200023.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320002311323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320002311295 and 320002311304.

It is not a weakly prime, because it can be changed into another prime (320002311373) 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 as a sum of consecutive naturals, namely, 160001155661 + 160001155662.

It is an arithmetic number, because the mean of its divisors is an integer number (160001155662).

Almost surely, 2^320002311323 is an apocalyptic number.

320002311323 is a deficient number, since it is larger than the sum of its proper divisors (1).

320002311323 is an equidigital number, since it uses as much as digits as its factorization.

320002311323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 320002311323 its reverse (323113200023), we get a palindrome (643115511346).

The spelling of 320002311323 in words is "three hundred twenty billion, two million, three hundred eleven thousand, three hundred twenty-three".