200224400020 has 24 divisors (see below), whose sum is σ = 420989734368. Its totient is φ = 79990999200.

The previous prime is 200224399997. The next prime is 200224400087. The reversal of 200224400020 is 20004422002.

It is a junction number, because it is equal to n+sod(n) for n = 200224399967 and 200224400003.

It is a congruent number.

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, 6155926 + ... + 6188365.

It is an arithmetic number, because the mean of its divisors is an integer number (17541238932).

Almost surely, 2^200224400020 is an apocalyptic number.

200224400020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200224400020 is an abundant number, since it is smaller than the sum of its proper divisors (220765334348).

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

200224400020 is a wasteful number, since it uses less digits than its factorization.

200224400020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345111 (or 12345109 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 200224400020 its reverse (20004422002), we get a palindrome (220228822022).

The spelling of 200224400020 in words is "two hundred billion, two hundred twenty-four million, four hundred thousand, twenty".