304230013221 has 8 divisors (see below), whose sum is σ = 426989492320. Its totient is φ = 192145271472.

The previous prime is 304230013187. The next prime is 304230013229. The reversal of 304230013221 is 122310032403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 304230013221 - 2⁷ = 304230013093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304230013229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2668684270 + ... + 2668684383.

It is an arithmetic number, because the mean of its divisors is an integer number (53373686540).

Almost surely, 2^304230013221 is an apocalyptic number.

It is an amenable number.

304230013221 is a deficient number, since it is larger than the sum of its proper divisors (122759479099).

304230013221 is a wasteful number, since it uses less digits than its factorization.

304230013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337368675.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 304230013221 its reverse (122310032403), we get a palindrome (426540045624).

The spelling of 304230013221 in words is "three hundred four billion, two hundred thirty million, thirteen thousand, two hundred twenty-one".