320211022321373 has 2 divisors, whose sum is σ = 320211022321374. Its totient is φ = 320211022321372.

The previous prime is 320211022321369. The next prime is 320211022321427. The reversal of 320211022321373 is 373123220112023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228154922620804 + 92056099700569 = 15104798^2 + 9594587^2 .

It is a cyclic number.

It is not a de Polignac number, because 320211022321373 - 2² = 320211022321369 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320211022321573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160105511160686 + 160105511160687.

It is an arithmetic number, because the mean of its divisors is an integer number (160105511160687).

Almost surely, 2^{320211022321373} is an apocalyptic number.

It is an amenable number.

320211022321373 is a deficient number, since it is larger than the sum of its proper divisors (1).

320211022321373 is an equidigital number, since it uses as much as digits as its factorization.

320211022321373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 32.

Adding to 320211022321373 its reverse (373123220112023), we get a palindrome (693334242433396).

The spelling of 320211022321373 in words is "three hundred twenty trillion, two hundred eleven billion, twenty-two million, three hundred twenty-one thousand, three hundred seventy-three".