200304221420 has 24 divisors (see below), whose sum is σ = 445382328384. Its totient is φ = 75408647936.

The previous prime is 200304221419. The next prime is 200304221477. The reversal of 200304221420 is 24122403002.

It is a super-2 number, since 2×200304221420² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 200304221392 and 200304221401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294564692 + ... + 294565371.

It is an arithmetic number, because the mean of its divisors is an integer number (18557597016).

Almost surely, 2^200304221420 is an apocalyptic number.

200304221420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200304221420 is an abundant number, since it is smaller than the sum of its proper divisors (245078106964).

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

200304221420 is a wasteful number, since it uses less digits than its factorization.

200304221420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589130089 (or 589130087 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 200304221420 its reverse (24122403002), we get a palindrome (224426624422).

The spelling of 200304221420 in words is "two hundred billion, three hundred four million, two hundred twenty-one thousand, four hundred twenty".