116021171 has 12 divisors (see below), whose sum is σ = 136868400. Its totient is φ = 98043120.

The previous prime is 116021161. The next prime is 116021183. The reversal of 116021171 is 171120611.

It is a happy number.

It is not a de Polignac number, because 116021171 - 2¹⁸ = 115759027 is a prime.

It is a super-2 number, since 2×116021171² = 26921824240422482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116021111) 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 11 ways as a sum of consecutive naturals, for example, 13196 + ... + 20153.

It is an arithmetic number, because the mean of its divisors is an integer number (11405700).

Almost surely, 2^116021171 is an apocalyptic number.

116021171 is a deficient number, since it is larger than the sum of its proper divisors (20847229).

116021171 is an equidigital number, since it uses as much as digits as its factorization.

116021171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33434 (or 33427 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 20.

The square root of 116021171 is about 10771.3124084301. The cubic root of 116021171 is about 487.7295641143.

Adding to 116021171 its reverse (171120611), we get a palindrome (287141782).

The spelling of 116021171 in words is "one hundred sixteen million, twenty-one thousand, one hundred seventy-one".