200210120121173 has 2 divisors, whose sum is σ = 200210120121174. Its totient is φ = 200210120121172.

The previous prime is 200210120121157. The next prime is 200210120121203. The reversal of 200210120121173 is 371121021012002.

It is a happy number.

200210120121173 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., 199146794115844 + 1063326005329 = 14111938^2 + 1031177^2 .

It is a cyclic number.

It is not a de Polignac number, because 200210120121173 - 2⁴ = 200210120121157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200210120121113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105060060586 + 100105060060587.

It is an arithmetic number, because the mean of its divisors is an integer number (100105060060587).

Almost surely, 2^{200210120121173} is an apocalyptic number.

It is an amenable number.

200210120121173 is a deficient number, since it is larger than the sum of its proper divisors (1).

200210120121173 is an equidigital number, since it uses as much as digits as its factorization.

200210120121173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 200210120121173 its reverse (371121021012002), we get a palindrome (571331141133175).

The spelling of 200210120121173 in words is "two hundred trillion, two hundred ten billion, one hundred twenty million, one hundred twenty-one thousand, one hundred seventy-three".