200021323204 has 6 divisors (see below), whose sum is σ = 350037315614. Its totient is φ = 100010661600.

The previous prime is 200021323189. The next prime is 200021323207. The reversal of 200021323204 is 402323120002.

It can be written as a sum of positive squares in only one way, i.e., 186727694400 + 13293628804 = 432120^2 + 115298^2 .

It is not an unprimeable number, because it can be changed into a prime (200021323207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25002665397 + ... + 25002665404.

Almost surely, 2^200021323204 is an apocalyptic number.

It is an amenable number.

200021323204 is a deficient number, since it is larger than the sum of its proper divisors (150015992410).

200021323204 is a wasteful number, since it uses less digits than its factorization.

200021323204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50005330805 (or 50005330803 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 200021323204 its reverse (402323120002), we get a palindrome (602344443206).

The spelling of 200021323204 in words is "two hundred billion, twenty-one million, three hundred twenty-three thousand, two hundred four".