200424220400 has 30 divisors (see below), whose sum is σ = 481519190472. Its totient is φ = 80169688000.

The previous prime is 200424220349. The next prime is 200424220417. The reversal of 200424220400 is 4022424002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250529876 + ... + 250530675.

Almost surely, 2^200424220400 is an apocalyptic number.

200424220400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200424220400 is an abundant number, since it is smaller than the sum of its proper divisors (281094970072).

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

200424220400 is a wasteful number, since it uses less digits than its factorization.

200424220400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501060569 (or 501060558 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 200424220400 its reverse (4022424002), we get a palindrome (204446644402).

The spelling of 200424220400 in words is "two hundred billion, four hundred twenty-four million, two hundred twenty thousand, four hundred".