200010020191 has 2 divisors, whose sum is σ = 200010020192. Its totient is φ = 200010020190.

The previous prime is 200010020183. The next prime is 200010020209. The reversal of 200010020191 is 191020010002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200010020191 - 2³ = 200010020183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200010020101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005010095 + 100005010096.

It is an arithmetic number, because the mean of its divisors is an integer number (100005010096).

Almost surely, 2^200010020191 is an apocalyptic number.

200010020191 is a deficient number, since it is larger than the sum of its proper divisors (1).

200010020191 is an equidigital number, since it uses as much as digits as its factorization.

200010020191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 200010020191 its reverse (191020010002), we get a palindrome (391030030193).

The spelling of 200010020191 in words is "two hundred billion, ten million, twenty thousand, one hundred ninety-one".