200012320 has 48 divisors (see below), whose sum is σ = 477246168. Its totient is φ = 79206400.

The previous prime is 200012317. The next prime is 200012357. The reversal of 200012320 is 23210002.

200012320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 170981776 + 29030544 = 13076^2 + 5388^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200012297 and 200012306.

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, 9972 + ... + 22348.

Almost surely, 2^200012320 is an apocalyptic number.

200012320 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 200012320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238623084).

200012320 is an abundant number, since it is smaller than the sum of its proper divisors (277233848).

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

200012320 is a wasteful number, since it uses less digits than its factorization.

200012320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12493 (or 12485 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 200012320 is about 14142.5711948005. The cubic root of 200012320 is about 584.8155553622.

Adding to 200012320 its reverse (23210002), we get a palindrome (223222322).

The spelling of 200012320 in words is "two hundred million, twelve thousand, three hundred twenty".