320022109973 has 2 divisors, whose sum is σ = 320022109974. Its totient is φ = 320022109972.

The previous prime is 320022109969. The next prime is 320022110003. The reversal of 320022109973 is 379901220023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267472049329 + 52550060644 = 517177^2 + 229238^2 .

It is a cyclic number.

It is not a de Polignac number, because 320022109973 - 2² = 320022109969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320022109373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160011054986 + 160011054987.

It is an arithmetic number, because the mean of its divisors is an integer number (160011054987).

Almost surely, 2^320022109973 is an apocalyptic number.

It is an amenable number.

320022109973 is a deficient number, since it is larger than the sum of its proper divisors (1).

320022109973 is an equidigital number, since it uses as much as digits as its factorization.

320022109973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

Adding to 320022109973 its reverse (379901220023), we get a palindrome (699923329996).

The spelling of 320022109973 in words is "three hundred twenty billion, twenty-two million, one hundred nine thousand, nine hundred seventy-three".