200213173 has 2 divisors, whose sum is σ = 200213174. Its totient is φ = 200213172.

The previous prime is 200213119. The next prime is 200213177. The reversal of 200213173 is 371312002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122367844 + 77845329 = 11062^2 + 8823^2 .

It is a cyclic number.

It is not a de Polignac number, because 200213173 - 2¹⁷ = 200082101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200213173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200213177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100106586 + 100106587.

It is an arithmetic number, because the mean of its divisors is an integer number (100106587).

Almost surely, 2^200213173 is an apocalyptic number.

It is an amenable number.

200213173 is a deficient number, since it is larger than the sum of its proper divisors (1).

200213173 is an equidigital number, since it uses as much as digits as its factorization.

200213173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 200213173 is about 14149.6704201900. The cubic root of 200213173 is about 585.0112477444.

Adding to 200213173 its reverse (371312002), we get a palindrome (571525175).

The spelling of 200213173 in words is "two hundred million, two hundred thirteen thousand, one hundred seventy-three".