112171121711 has 8 divisors (see below), whose sum is σ = 126315867648. Its totient is φ = 98684271000.

The previous prime is 112171121707. The next prime is 112171121719. The reversal of 112171121711 is 117121171211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112171121711 - 2² = 112171121707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112171121719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164473445 + ... + 164474126.

It is an arithmetic number, because the mean of its divisors is an integer number (15789483456).

Almost surely, 2^112171121711 is an apocalyptic number.

112171121711 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112171121711 is a deficient number, since it is larger than the sum of its proper divisors (14144745937).

112171121711 is a wasteful number, since it uses less digits than its factorization.

112171121711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328947613.

The product of its digits is 196, while the sum is 26.

Adding to 112171121711 its reverse (117121171211), we get a palindrome (229292292922).

The spelling of 112171121711 in words is "one hundred twelve billion, one hundred seventy-one million, one hundred twenty-one thousand, seven hundred eleven".