320020200230233 has 4 divisors (see below), whose sum is σ = 320027252751540. Its totient is φ = 320013147708928.

The previous prime is 320020200230191. The next prime is 320020200230261. The reversal of 320020200230233 is 332032002020023.

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 144850660593664 + 175169539636569 = 12035392^2 + 13235163^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320020200230233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320020200230333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3526192588 + ... + 3526283341.

It is an arithmetic number, because the mean of its divisors is an integer number (80006813187885).

Almost surely, 2^{320020200230233} is an apocalyptic number.

It is an amenable number.

320020200230233 is a deficient number, since it is larger than the sum of its proper divisors (7052521307).

320020200230233 is an equidigital number, since it uses as much as digits as its factorization.

320020200230233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7052521306.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 320020200230233 its reverse (332032002020023), we get a palindrome (652052202250256).

The spelling of 320020200230233 in words is "three hundred twenty trillion, twenty billion, two hundred million, two hundred thirty thousand, two hundred thirty-three".