112120002205 has 4 divisors (see below), whose sum is σ = 134544002652. Its totient is φ = 89696001760.

The previous prime is 112120002143. The next prime is 112120002257. The reversal of 112120002205 is 502200021211.

It is a happy number.

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 76750053444 + 35369948761 = 277038^2 + 188069^2 .

It is a de Polignac number, because none of the positive numbers 2^k-112120002205 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11212000216 + ... + 11212000225.

It is an arithmetic number, because the mean of its divisors is an integer number (33636000663).

Almost surely, 2^112120002205 is an apocalyptic number.

It is an amenable number.

112120002205 is a deficient number, since it is larger than the sum of its proper divisors (22424000447).

112120002205 is an equidigital number, since it uses as much as digits as its factorization.

112120002205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22424000446.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 112120002205 its reverse (502200021211), we get a palindrome (614320023416).

The spelling of 112120002205 in words is "one hundred twelve billion, one hundred twenty million, two thousand, two hundred five".