320303032220233 has 2 divisors, whose sum is σ = 320303032220234. Its totient is φ = 320303032220232.

The previous prime is 320303032220203. The next prime is 320303032220251. The reversal of 320303032220233 is 332022230303023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 294382276935184 + 25920755285049 = 17157572^2 + 5091243^2 .

It is a cyclic number.

It is not a de Polignac number, because 320303032220233 - 2⁹ = 320303032219721 is a prime.

It is not a weakly prime, because it can be changed into another prime (320303032220203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160151516110116 + 160151516110117.

It is an arithmetic number, because the mean of its divisors is an integer number (160151516110117).

Almost surely, 2^{320303032220233} is an apocalyptic number.

It is an amenable number.

320303032220233 is a deficient number, since it is larger than the sum of its proper divisors (1).

320303032220233 is an equidigital number, since it uses as much as digits as its factorization.

320303032220233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 28.

Adding to 320303032220233 its reverse (332022230303023), we get a palindrome (652325262523256).

The spelling of 320303032220233 in words is "three hundred twenty trillion, three hundred three billion, thirty-two million, two hundred twenty thousand, two hundred thirty-three".