320203032203 has 2 divisors, whose sum is σ = 320203032204. Its totient is φ = 320203032202.

The previous prime is 320203032197. The next prime is 320203032217. The reversal of 320203032203 is 302230302023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320203032203 - 2²² = 320198837899 is a prime.

It is not a weakly prime, because it can be changed into another prime (320203032293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160101516101 + 160101516102.

It is an arithmetic number, because the mean of its divisors is an integer number (160101516102).

Almost surely, 2^320203032203 is an apocalyptic number.

320203032203 is a deficient number, since it is larger than the sum of its proper divisors (1).

320203032203 is an equidigital number, since it uses as much as digits as its factorization.

320203032203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 320203032203 its reverse (302230302023), we get a palindrome (622433334226).

The spelling of 320203032203 in words is "three hundred twenty billion, two hundred three million, thirty-two thousand, two hundred three".