320203230089 has 2 divisors, whose sum is σ = 320203230090. Its totient is φ = 320203230088.

The previous prime is 320203230031. The next prime is 320203230131. The reversal of 320203230089 is 980032302023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317428574464 + 2774655625 = 563408^2 + 52675^2 .

It is a cyclic number.

It is not a de Polignac number, because 320203230089 - 2³² = 315908262793 is a prime.

It is not a weakly prime, because it can be changed into another prime (323203230089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160101615044 + 160101615045.

It is an arithmetic number, because the mean of its divisors is an integer number (160101615045).

Almost surely, 2^320203230089 is an apocalyptic number.

It is an amenable number.

320203230089 is a deficient number, since it is larger than the sum of its proper divisors (1).

320203230089 is an equidigital number, since it uses as much as digits as its factorization.

320203230089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 320203230089 in words is "three hundred twenty billion, two hundred three million, two hundred thirty thousand, eighty-nine".