320223010973 has 2 divisors, whose sum is σ = 320223010974. Its totient is φ = 320223010972.

The previous prime is 320223010879. The next prime is 320223011023. The reversal of 320223010973 is 379010322023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320222437924 + 573049 = 565882^2 + 757^2 .

It is an emirp because it is prime and its reverse (379010322023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320223010973 - 2²⁶ = 320155902109 is a prime.

It is a super-2 number, since 2×320223010973² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320223010073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160111505486 + 160111505487.

It is an arithmetic number, because the mean of its divisors is an integer number (160111505487).

Almost surely, 2^320223010973 is an apocalyptic number.

It is an amenable number.

320223010973 is a deficient number, since it is larger than the sum of its proper divisors (1).

320223010973 is an equidigital number, since it uses as much as digits as its factorization.

320223010973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

Adding to 320223010973 its reverse (379010322023), we get a palindrome (699233332996).

The spelling of 320223010973 in words is "three hundred twenty billion, two hundred twenty-three million, ten thousand, nine hundred seventy-three".