206200271 has 2 divisors, whose sum is σ = 206200272. Its totient is φ = 206200270.

The previous prime is 206200261. The next prime is 206200277. The reversal of 206200271 is 172002602.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206200271 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206200277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103100135 + 103100136.

It is an arithmetic number, because the mean of its divisors is an integer number (103100136).

Almost surely, 2^206200271 is an apocalyptic number.

206200271 is a deficient number, since it is larger than the sum of its proper divisors (1).

206200271 is an equidigital number, since it uses as much as digits as its factorization.

206200271 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 20.

The square root of 206200271 is about 14359.6751704208. The cubic root of 206200271 is about 590.7853861190.

Adding to 206200271 its reverse (172002602), we get a palindrome (378202873).

The spelling of 206200271 in words is "two hundred six million, two hundred thousand, two hundred seventy-one".