320202021023089 has 2 divisors, whose sum is σ = 320202021023090. Its totient is φ = 320202021023088.

The previous prime is 320202021023041. The next prime is 320202021023141. The reversal of 320202021023089 is 980320120202023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262181123072064 + 58020897951025 = 16192008^2 + 7617145^2 .

It is a cyclic number.

It is not a de Polignac number, because 320202021023089 - 2²⁹ = 320201484152177 is a prime.

It is a super-2 number, since 2×320202021023089² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320202021023009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160101010511544 + 160101010511545.

It is an arithmetic number, because the mean of its divisors is an integer number (160101010511545).

Almost surely, 2^{320202021023089} is an apocalyptic number.

It is an amenable number.

320202021023089 is a deficient number, since it is larger than the sum of its proper divisors (1).

320202021023089 is an equidigital number, since it uses as much as digits as its factorization.

320202021023089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 320202021023089 in words is "three hundred twenty trillion, two hundred two billion, twenty-one million, twenty-three thousand, eighty-nine".