112171755423401 has 8 divisors (see below), whose sum is σ = 113188336026120. Its totient is φ = 111155594298112.

The previous prime is 112171755423391. The next prime is 112171755423529. The reversal of 112171755423401 is 104324557171211.

It can be written as a sum of positive squares in 4 ways, for example, as 15511790127001 + 96659965296400 = 3938501^2 + 9831580^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112171755423401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112171755423901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104332106 + ... + 105401763.

It is an arithmetic number, because the mean of its divisors is an integer number (14148542003265).

Almost surely, 2^{112171755423401} is an apocalyptic number.

It is an amenable number.

112171755423401 is a deficient number, since it is larger than the sum of its proper divisors (1016580602719).

112171755423401 is a wasteful number, since it uses less digits than its factorization.

112171755423401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209738715.

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 112171755423401 in words is "one hundred twelve trillion, one hundred seventy-one billion, seven hundred fifty-five million, four hundred twenty-three thousand, four hundred one".