200110021171 has 2 divisors, whose sum is σ = 200110021172. Its totient is φ = 200110021170.

The previous prime is 200110021151. The next prime is 200110021217. The reversal of 200110021171 is 171120011002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200110021171 - 2⁹ = 200110020659 is a prime.

It is a super-2 number, since 2×200110021171² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200110021151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100055010585 + 100055010586.

It is an arithmetic number, because the mean of its divisors is an integer number (100055010586).

Almost surely, 2^200110021171 is an apocalyptic number.

200110021171 is a deficient number, since it is larger than the sum of its proper divisors (1).

200110021171 is an equidigital number, since it uses as much as digits as its factorization.

200110021171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 200110021171 its reverse (171120011002), we get a palindrome (371230032173).

The spelling of 200110021171 in words is "two hundred billion, one hundred ten million, twenty-one thousand, one hundred seventy-one".