200000999993 has 2 divisors, whose sum is σ = 200000999994. Its totient is φ = 200000999992.

The previous prime is 200000999981. The next prime is 200001000007. The reversal of 200000999993 is 399999000002.

200000999993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179647127104 + 20353872889 = 423848^2 + 142667^2 .

It is a cyclic number.

It is not a de Polignac number, because 200000999993 - 2³⁰ = 198927258169 is a prime.

It is not a weakly prime, because it can be changed into another prime (200000999953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000499996 + 100000499997.

It is an arithmetic number, because the mean of its divisors is an integer number (100000499997).

Almost surely, 2^200000999993 is an apocalyptic number.

It is an amenable number.

200000999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

200000999993 is an equidigital number, since it uses as much as digits as its factorization.

200000999993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 354294, while the sum is 50.

Adding to 200000999993 its reverse (399999000002), we get a palindrome (599999999995).

It can be divided in two parts, 20000099999 and 3, that added together give a palindrome (20000100002).

The spelling of 200000999993 in words is "two hundred billion, nine hundred ninety-nine thousand, nine hundred ninety-three".