320103211 has 2 divisors, whose sum is σ = 320103212. Its totient is φ = 320103210.

The previous prime is 320103209. The next prime is 320103227. The reversal of 320103211 is 112301023.

It is a weak prime.

It is an emirp because it is prime and its reverse (112301023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320103211 - 2¹ = 320103209 is a prime.

Together with 320103209, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 320103191 and 320103200.

It is not a weakly prime, because it can be changed into another prime (320103611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160051605 + 160051606.

It is an arithmetic number, because the mean of its divisors is an integer number (160051606).

Almost surely, 2^320103211 is an apocalyptic number.

320103211 is a deficient number, since it is larger than the sum of its proper divisors (1).

320103211 is an equidigital number, since it uses as much as digits as its factorization.

320103211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 320103211 is about 17891.4284225715. The cubic root of 320103211 is about 684.0639075691.

Adding to 320103211 its reverse (112301023), we get a palindrome (432404234).

The spelling of 320103211 in words is "three hundred twenty million, one hundred three thousand, two hundred eleven".