320562240365203 has 2 divisors, whose sum is σ = 320562240365204. Its totient is φ = 320562240365202.

The previous prime is 320562240365197. The next prime is 320562240365207. The reversal of 320562240365203 is 302563042265023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320562240365203 - 2¹³ = 320562240357011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320562240365203.

It is not a weakly prime, because it can be changed into another prime (320562240365207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160281120182601 + 160281120182602.

It is an arithmetic number, because the mean of its divisors is an integer number (160281120182602).

Almost surely, 2^{320562240365203} is an apocalyptic number.

320562240365203 is a deficient number, since it is larger than the sum of its proper divisors (1).

320562240365203 is an equidigital number, since it uses as much as digits as its factorization.

320562240365203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 43.

The spelling of 320562240365203 in words is "three hundred twenty trillion, five hundred sixty-two billion, two hundred forty million, three hundred sixty-five thousand, two hundred three".