1000102171 has 2 divisors, whose sum is σ = 1000102172. Its totient is φ = 1000102170.

The previous prime is 1000102157. The next prime is 1000102219. The reversal of 1000102171 is 1712010001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000102171 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000102121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500051085 + 500051086.

It is an arithmetic number, because the mean of its divisors is an integer number (500051086).

Almost surely, 2^1000102171 is an apocalyptic number.

1000102171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000102171 is an equidigital number, since it uses as much as digits as its factorization.

1000102171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 13.

The square root of 1000102171 is about 31624.3920257766. The cubic root of 1000102171 is about 1000.0340558402.

Adding to 1000102171 its reverse (1712010001), we get a palindrome (2712112172).

The spelling of 1000102171 in words is "one billion, one hundred two thousand, one hundred seventy-one".