320210312089 has 2 divisors, whose sum is σ = 320210312090. Its totient is φ = 320210312088.

The previous prime is 320210312077. The next prime is 320210312111. The reversal of 320210312089 is 980213012023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319583310489 + 627001600 = 565317^2 + 25040^2 .

It is a cyclic number.

It is not a de Polignac number, because 320210312089 - 2²⁹ = 319673441177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320210312089.

It is not a weakly prime, because it can be changed into another prime (320210412089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160105156044 + 160105156045.

It is an arithmetic number, because the mean of its divisors is an integer number (160105156045).

Almost surely, 2^320210312089 is an apocalyptic number.

It is an amenable number.

320210312089 is a deficient number, since it is larger than the sum of its proper divisors (1).

320210312089 is an equidigital number, since it uses as much as digits as its factorization.

320210312089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 320210312089 in words is "three hundred twenty billion, two hundred ten million, three hundred twelve thousand, eighty-nine".