8216071131171 has 16 divisors (see below), whose sum is σ = 11003533390080. Its totient is φ = 5453048946720.

The previous prime is 8216071131157. The next prime is 8216071131179. The reversal of 8216071131171 is 1711311706128.

It is not a de Polignac number, because 8216071131171 - 2¹⁴ = 8216071114787 is a prime.

It is a super-3 number, since 3×8216071131171³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (8216071131179) 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 in 15 ways as a sum of consecutive naturals, for example, 6159105 + ... + 7373378.

It is an arithmetic number, because the mean of its divisors is an integer number (687720836880).

Almost surely, 2^{8216071131171} is an apocalyptic number.

8216071131171 is a deficient number, since it is larger than the sum of its proper divisors (2787462258909).

8216071131171 is a wasteful number, since it uses less digits than its factorization.

8216071131171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13533386.

The product of its (nonzero) digits is 14112, while the sum is 39.

Adding to 8216071131171 its reverse (1711311706128), we get a palindrome (9927382837299).

The spelling of 8216071131171 in words is "eight trillion, two hundred sixteen billion, seventy-one million, one hundred thirty-one thousand, one hundred seventy-one".