320211323303 has 4 divisors (see below), whose sum is σ = 320840422680. Its totient is φ = 319582223928.

The previous prime is 320211323287. The next prime is 320211323347. The reversal of 320211323303 is 303323112023.

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 320211323303 - 2⁴ = 320211323287 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 (320211223303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314548925 + ... + 314549942.

It is an arithmetic number, because the mean of its divisors is an integer number (80210105670).

Almost surely, 2^320211323303 is an apocalyptic number.

320211323303 is a deficient number, since it is larger than the sum of its proper divisors (629099377).

320211323303 is an equidigital number, since it uses as much as digits as its factorization.

320211323303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629099376.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 320211323303 its reverse (303323112023), we get a palindrome (623534435326).

The spelling of 320211323303 in words is "three hundred twenty billion, two hundred eleven million, three hundred twenty-three thousand, three hundred three".