200321000171 has 2 divisors, whose sum is σ = 200321000172. Its totient is φ = 200321000170.

The previous prime is 200321000153. The next prime is 200321000237. The reversal of 200321000171 is 171000123002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200321000171 - 2²⁶ = 200253891307 is a prime.

It is not a weakly prime, because it can be changed into another prime (200321000111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100160500085 + 100160500086.

It is an arithmetic number, because the mean of its divisors is an integer number (100160500086).

Almost surely, 2^200321000171 is an apocalyptic number.

200321000171 is a deficient number, since it is larger than the sum of its proper divisors (1).

200321000171 is an equidigital number, since it uses as much as digits as its factorization.

200321000171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 17.

Adding to 200321000171 its reverse (171000123002), we get a palindrome (371321123173).

The spelling of 200321000171 in words is "two hundred billion, three hundred twenty-one million, one hundred seventy-one", and thus it is an aban number.