320334011 has 4 divisors (see below), whose sum is σ = 320379024. Its totient is φ = 320289000.

The previous prime is 320333989. The next prime is 320334023. The reversal of 320334011 is 110433023.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320334011 is a prime.

It is a super-2 number, since 2×320334011² = 205227757206696242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320334031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9215 + ... + 26936.

It is an arithmetic number, because the mean of its divisors is an integer number (80094756).

Almost surely, 2^320334011 is an apocalyptic number.

320334011 is a deficient number, since it is larger than the sum of its proper divisors (45013).

320334011 is an equidigital number, since it uses as much as digits as its factorization.

320334011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45012.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 320334011 is about 17897.8772763700. The cubic root of 320334011 is about 684.2282754089.

Adding to 320334011 its reverse (110433023), we get a palindrome (430767034).

The spelling of 320334011 in words is "three hundred twenty million, three hundred thirty-four thousand, eleven".