320220203323063 has 2 divisors, whose sum is σ = 320220203323064. Its totient is φ = 320220203323062.

The previous prime is 320220203323037. The next prime is 320220203323067. The reversal of 320220203323063 is 360323302022023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320220203323063 - 2³⁷ = 320082764369591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320220203323067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160110101661531 + 160110101661532.

It is an arithmetic number, because the mean of its divisors is an integer number (160110101661532).

Almost surely, 2^{320220203323063} is an apocalyptic number.

320220203323063 is a deficient number, since it is larger than the sum of its proper divisors (1).

320220203323063 is an equidigital number, since it uses as much as digits as its factorization.

320220203323063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 320220203323063 its reverse (360323302022023), we get a palindrome (680543505345086).

The spelling of 320220203323063 in words is "three hundred twenty trillion, two hundred twenty billion, two hundred three million, three hundred twenty-three thousand, sixty-three".