112240556171 has 2 divisors, whose sum is σ = 112240556172. Its totient is φ = 112240556170.

The previous prime is 112240556161. The next prime is 112240556173. The reversal of 112240556171 is 171655042211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112240556171 is a prime.

Together with 112240556173, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112240556173) 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, 56120278085 + 56120278086.

It is an arithmetic number, because the mean of its divisors is an integer number (56120278086).

Almost surely, 2^112240556171 is an apocalyptic number.

112240556171 is a deficient number, since it is larger than the sum of its proper divisors (1).

112240556171 is an equidigital number, since it uses as much as digits as its factorization.

112240556171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 35.

Adding to 112240556171 its reverse (171655042211), we get a palindrome (283895598382).

The spelling of 112240556171 in words is "one hundred twelve billion, two hundred forty million, five hundred fifty-six thousand, one hundred seventy-one".