200422222400 has 84 divisors (see below), whose sum is σ = 493479028788. Its totient is φ = 80117667840.

The previous prime is 200422222373. The next prime is 200422222421. The reversal of 200422222400 is 4222224002.

It can be written as a sum of positive squares in 6 ways, for example, as 39210336256 + 161211886144 = 198016^2 + 401512^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2515982 + ... + 2594418.

Almost surely, 2^200422222400 is an apocalyptic number.

200422222400 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 200422222400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246739514394).

200422222400 is an abundant number, since it is smaller than the sum of its proper divisors (293056806388).

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

200422222400 is a wasteful number, since it uses less digits than its factorization.

200422222400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80056 (or 80041 counting only the distinct ones).

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

Adding to 200422222400 its reverse (4222224002), we get a palindrome (204644446402).

The spelling of 200422222400 in words is "two hundred billion, four hundred twenty-two million, two hundred twenty-two thousand, four hundred".