421123000304 has 20 divisors (see below), whose sum is σ = 825756247176. Its totient is φ = 208024613952.

The previous prime is 421123000297. The next prime is 421123000351. The reversal of 421123000304 is 403000321124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158554019 + ... + 158556674.

Almost surely, 2^421123000304 is an apocalyptic number.

It is an amenable number.

421123000304 is a deficient number, since it is larger than the sum of its proper divisors (404633246872).

421123000304 is a wasteful number, since it uses less digits than its factorization.

421123000304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317110784 (or 317110778 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 421123000304 its reverse (403000321124), we get a palindrome (824123321428).

The spelling of 421123000304 in words is "four hundred twenty-one billion, one hundred twenty-three million, three hundred four", and thus it is an aban number.