304223213223 has 6 divisors (see below), whose sum is σ = 439433530224. Its totient is φ = 202815475476.

The previous prime is 304223213207. The next prime is 304223213237. The reversal of 304223213223 is 322312322403.

304223213223 is a `hidden beast` number, since 3 + 0 + 4 + 223 + 213 + 223 = 666.

It is not a de Polignac number, because 304223213223 - 2⁴ = 304223213207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304223211223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16901289615 + ... + 16901289632.

It is an arithmetic number, because the mean of its divisors is an integer number (73238921704).

Almost surely, 2^304223213223 is an apocalyptic number.

304223213223 is a deficient number, since it is larger than the sum of its proper divisors (135210317001).

304223213223 is a wasteful number, since it uses less digits than its factorization.

304223213223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33802579253 (or 33802579250 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 304223213223 its reverse (322312322403), we get a palindrome (626535535626).

The spelling of 304223213223 in words is "three hundred four billion, two hundred twenty-three million, two hundred thirteen thousand, two hundred twenty-three".