200010201994 has 4 divisors (see below), whose sum is σ = 300015302994. Its totient is φ = 100005100996.

The previous prime is 200010201991. The next prime is 200010202033. The reversal of 200010201994 is 499102010002.

It is a happy number.

200010201994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 200010200625 + 1369 = 447225^2 + 37^2 .

It is not an unprimeable number, because it can be changed into a prime (200010201991) 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, 50002550497 + ... + 50002550500.

Almost surely, 2^200010201994 is an apocalyptic number.

200010201994 is a deficient number, since it is larger than the sum of its proper divisors (100005101000).

200010201994 is a wasteful number, since it uses less digits than its factorization.

200010201994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100005100999.

The product of its (nonzero) digits is 1296, while the sum is 28.

Adding to 200010201994 its reverse (499102010002), we get a palindrome (699112211996).

The spelling of 200010201994 in words is "two hundred billion, ten million, two hundred one thousand, nine hundred ninety-four".