320020230323 has 4 divisors (see below), whose sum is σ = 336863400360. Its totient is φ = 303177060288.

The previous prime is 320020230317. The next prime is 320020230329. The reversal of 320020230323 is 323032020023.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (320020230317) and next prime (320020230329).

It is a cyclic number.

It is not a de Polignac number, because 320020230323 - 2⁴ = 320020230307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320020230295 and 320020230304.

It is not an unprimeable number, because it can be changed into a prime (320020230329) 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, 8421584990 + ... + 8421585027.

It is an arithmetic number, because the mean of its divisors is an integer number (84215850090).

Almost surely, 2^320020230323 is an apocalyptic number.

320020230323 is a deficient number, since it is larger than the sum of its proper divisors (16843170037).

320020230323 is a wasteful number, since it uses less digits than its factorization.

320020230323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16843170036.

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 320020230323 its reverse (323032020023), we get a palindrome (643052250346).

The spelling of 320020230323 in words is "three hundred twenty billion, twenty million, two hundred thirty thousand, three hundred twenty-three".