304320211023 has 8 divisors (see below), whose sum is σ = 405762858928. Its totient is φ = 202878851904.

The previous prime is 304320211021. The next prime is 304320211037. The reversal of 304320211023 is 320112023403.

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

It is not a de Polignac number, because 304320211023 - 2¹ = 304320211021 is a prime.

It is a super-2 number, since 2×304320211023² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304320211021) 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, 635115 + ... + 1005987.

It is an arithmetic number, because the mean of its divisors is an integer number (50720357366).

Almost surely, 2^304320211023 is an apocalyptic number.

304320211023 is a deficient number, since it is larger than the sum of its proper divisors (101442647905).

304320211023 is a wasteful number, since it uses less digits than its factorization.

304320211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644393.

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

Adding to 304320211023 its reverse (320112023403), we get a palindrome (624432234426).

The spelling of 304320211023 in words is "three hundred four billion, three hundred twenty million, two hundred eleven thousand, twenty-three".