304320101 has 2 divisors, whose sum is σ = 304320102. Its totient is φ = 304320100.

The previous prime is 304320013. The next prime is 304320127. The reversal of 304320101 is 101023403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189723076 + 114597025 = 13774^2 + 10705^2 .

It is a cyclic number.

It is not a de Polignac number, because 304320101 - 2¹⁰ = 304319077 is a prime.

It is a super-2 number, since 2×304320101² = 185221447745300402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304320151) 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, 152160050 + 152160051.

It is an arithmetic number, because the mean of its divisors is an integer number (152160051).

Almost surely, 2^304320101 is an apocalyptic number.

It is an amenable number.

304320101 is a deficient number, since it is larger than the sum of its proper divisors (1).

304320101 is an equidigital number, since it uses as much as digits as its factorization.

304320101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 304320101 is about 17444.7728847354. The cubic root of 304320101 is about 672.6310011377.

Adding to 304320101 its reverse (101023403), we get a palindrome (405343504).

The spelling of 304320101 in words is "three hundred four million, three hundred twenty thousand, one hundred one".