200210121121193 has 2 divisors, whose sum is σ = 200210121121194. Its totient is φ = 200210121121192.

The previous prime is 200210121121187. The next prime is 200210121121267. The reversal of 200210121121193 is 391121121012002.

200210121121193 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., 194801533665424 + 5408587455769 = 13957132^2 + 2325637^2 .

It is a cyclic number.

It is not a de Polignac number, because 200210121121193 - 2⁴ = 200210121121177 is a prime.

It is not a weakly prime, because it can be changed into another prime (200210121121163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105060560596 + 100105060560597.

It is an arithmetic number, because the mean of its divisors is an integer number (100105060560597).

Almost surely, 2^{200210121121193} is an apocalyptic number.

It is an amenable number.

200210121121193 is a deficient number, since it is larger than the sum of its proper divisors (1).

200210121121193 is an equidigital number, since it uses as much as digits as its factorization.

200210121121193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

Adding to 200210121121193 its reverse (391121121012002), we get a palindrome (591331242133195).

The spelling of 200210121121193 in words is "two hundred trillion, two hundred ten billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred ninety-three".