200020303400 has 96 divisors (see below), whose sum is σ = 492583472640. Its totient is φ = 75274152960.

The previous prime is 200020303393. The next prime is 200020303403. The reversal of 200020303400 is 4303020002.

It is not an unprimeable number, because it can be changed into a prime (200020303403) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 10881017 + ... + 10899383.

It is an arithmetic number, because the mean of its divisors is an integer number (5131077840).

Almost surely, 2^200020303400 is an apocalyptic number.

200020303400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200020303400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246291736320).

200020303400 is an abundant number, since it is smaller than the sum of its proper divisors (292563169240).

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

200020303400 is a wasteful number, since it uses less digits than its factorization.

200020303400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21603 (or 21594 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

Adding to 200020303400 its reverse (4303020002), we get a palindrome (204323323402).

The spelling of 200020303400 in words is "two hundred billion, twenty million, three hundred three thousand, four hundred".