42102304210171 has 2 divisors, whose sum is σ = 42102304210172. Its totient is φ = 42102304210170.

The previous prime is 42102304210069. The next prime is 42102304210189. The reversal of 42102304210171 is 17101240320124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42102304210171 - 2¹¹ = 42102304208123 is a prime.

It is not a weakly prime, because it can be changed into another prime (42102364210171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21051152105085 + 21051152105086.

It is an arithmetic number, because the mean of its divisors is an integer number (21051152105086).

Almost surely, 2^{42102304210171} is an apocalyptic number.

42102304210171 is a deficient number, since it is larger than the sum of its proper divisors (1).

42102304210171 is an equidigital number, since it uses as much as digits as its factorization.

42102304210171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 42102304210171 its reverse (17101240320124), we get a palindrome (59203544530295).

The spelling of 42102304210171 in words is "forty-two trillion, one hundred two billion, three hundred four million, two hundred ten thousand, one hundred seventy-one".