320103206303 has 2 divisors, whose sum is σ = 320103206304. Its totient is φ = 320103206302.

The previous prime is 320103206237. The next prime is 320103206347. The reversal of 320103206303 is 303602301023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320103206303 - 2¹² = 320103202207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320103206903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160051603151 + 160051603152.

It is an arithmetic number, because the mean of its divisors is an integer number (160051603152).

Almost surely, 2^320103206303 is an apocalyptic number.

320103206303 is a deficient number, since it is larger than the sum of its proper divisors (1).

320103206303 is an equidigital number, since it uses as much as digits as its factorization.

320103206303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 320103206303 its reverse (303602301023), we get a palindrome (623705507326).

The spelling of 320103206303 in words is "three hundred twenty billion, one hundred three million, two hundred six thousand, three hundred three".