112420552165 has 4 divisors (see below), whose sum is σ = 134904662604. Its totient is φ = 89936441728.

The previous prime is 112420552151. The next prime is 112420552171. The reversal of 112420552165 is 561255024211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45070440804 + 67350111361 = 212298^2 + 259519^2 .

It is a cyclic number.

It is not a de Polignac number, because 112420552165 - 2¹⁵ = 112420519397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112420552165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11242055212 + ... + 11242055221.

It is an arithmetic number, because the mean of its divisors is an integer number (33726165651).

Almost surely, 2^112420552165 is an apocalyptic number.

It is an amenable number.

112420552165 is a deficient number, since it is larger than the sum of its proper divisors (22484110439).

112420552165 is an equidigital number, since it uses as much as digits as its factorization.

112420552165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22484110438.

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 112420552165 its reverse (561255024211), we get a palindrome (673675576376).

The spelling of 112420552165 in words is "one hundred twelve billion, four hundred twenty million, five hundred fifty-two thousand, one hundred sixty-five".