320200011023 has 2 divisors, whose sum is σ = 320200011024. Its totient is φ = 320200011022.

The previous prime is 320200011017. The next prime is 320200011031. The reversal of 320200011023 is 320110002023.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320200011023 - 2⁶ = 320200010959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320200010989 and 320200011007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320200011083) 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, 160100005511 + 160100005512.

It is an arithmetic number, because the mean of its divisors is an integer number (160100005512).

Almost surely, 2^320200011023 is an apocalyptic number.

320200011023 is a deficient number, since it is larger than the sum of its proper divisors (1).

320200011023 is an equidigital number, since it uses as much as digits as its factorization.

320200011023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 320200011023 its reverse (320110002023), we get a palindrome (640310013046).

The spelling of 320200011023 in words is "three hundred twenty billion, two hundred million, eleven thousand, twenty-three".