220020040304 has 20 divisors (see below), whose sum is σ = 451364642064. Its totient is φ = 103538842368.

The previous prime is 220020040283. The next prime is 220020040309. The reversal of 220020040304 is 403040020022.

220020040304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020040309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404448332 + ... + 404448875.

Almost surely, 2^220020040304 is an apocalyptic number.

It is an amenable number.

220020040304 is an abundant number, since it is smaller than the sum of its proper divisors (231344601760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220020040304 is a wasteful number, since it uses less digits than its factorization.

220020040304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808897232 (or 808897226 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 220020040304 its reverse (403040020022), we get a palindrome (623060060326).

The spelling of 220020040304 in words is "two hundred twenty billion, twenty million, forty thousand, three hundred four".