320001313021189 has 2 divisors, whose sum is σ = 320001313021190. Its totient is φ = 320001313021188.

The previous prime is 320001313021163. The next prime is 320001313021217. The reversal of 320001313021189 is 981120313100023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160039147832964 + 159962165188225 = 12650658^2 + 12647615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320001313021189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320001313021109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160000656510594 + 160000656510595.

It is an arithmetic number, because the mean of its divisors is an integer number (160000656510595).

Almost surely, 2^{320001313021189} is an apocalyptic number.

It is an amenable number.

320001313021189 is a deficient number, since it is larger than the sum of its proper divisors (1).

320001313021189 is an equidigital number, since it uses as much as digits as its factorization.

320001313021189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 320001313021189 in words is "three hundred twenty trillion, one billion, three hundred thirteen million, twenty-one thousand, one hundred eighty-nine".