304050011223 has 16 divisors (see below), whose sum is σ = 470229443840. Its totient is φ = 171149685696.

The previous prime is 304050011219. The next prime is 304050011281. The reversal of 304050011223 is 322110050403.

It is not a de Polignac number, because 304050011223 - 2² = 304050011219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 304050011223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304050011203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108047638 + ... + 108050451.

It is an arithmetic number, because the mean of its divisors is an integer number (29389340240).

Almost surely, 2^304050011223 is an apocalyptic number.

304050011223 is a deficient number, since it is larger than the sum of its proper divisors (166179432617).

304050011223 is a wasteful number, since it uses less digits than its factorization.

304050011223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216098166.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 304050011223 its reverse (322110050403), we get a palindrome (626160061626).

The spelling of 304050011223 in words is "three hundred four billion, fifty million, eleven thousand, two hundred twenty-three".