200100961 has 2 divisors, whose sum is σ = 200100962. Its totient is φ = 200100960.

The previous prime is 200100947. The next prime is 200100997. The reversal of 200100961 is 169001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196700625 + 3400336 = 14025^2 + 1844^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100961 - 2⁷ = 200100833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200100911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050480 + 100050481.

It is an arithmetic number, because the mean of its divisors is an integer number (100050481).

Almost surely, 2^200100961 is an apocalyptic number.

It is an amenable number.

200100961 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100961 is an equidigital number, since it uses as much as digits as its factorization.

200100961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 200100961 is about 14145.7046837547. The cubic root of 200100961 is about 584.9019350072.

Adding to 200100961 its reverse (169001002), we get a palindrome (369101963).

The spelling of 200100961 in words is "two hundred million, one hundred thousand, nine hundred sixty-one".