320334002189 has 2 divisors, whose sum is σ = 320334002190. Its totient is φ = 320334002188.

The previous prime is 320334002161. The next prime is 320334002239. The reversal of 320334002189 is 981200433023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311093986564 + 9240015625 = 557758^2 + 96125^2 .

It is a cyclic number.

It is not a de Polignac number, because 320334002189 - 2³⁶ = 251614525453 is a prime.

It is a super-2 number, since 2×320334002189² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320334002119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160167001094 + 160167001095.

It is an arithmetic number, because the mean of its divisors is an integer number (160167001095).

Almost surely, 2^320334002189 is an apocalyptic number.

It is an amenable number.

320334002189 is a deficient number, since it is larger than the sum of its proper divisors (1).

320334002189 is an equidigital number, since it uses as much as digits as its factorization.

320334002189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 320334002189 in words is "three hundred twenty billion, three hundred thirty-four million, two thousand, one hundred eighty-nine".