112212212012113 has 4 divisors (see below), whose sum is σ = 112220047527588. Its totient is φ = 112204376496640.

The previous prime is 112212212012083. The next prime is 112212212012119. The reversal of 112212212012113 is 311210212212211.

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 21318240340224 + 90893971671889 = 4617168^2 + 9533833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112212212012113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112212212012119) 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 3 ways as a sum of consecutive naturals, for example, 3917736256 + ... + 3917764897.

It is an arithmetic number, because the mean of its divisors is an integer number (28055011881897).

Almost surely, 2^{112212212012113} is an apocalyptic number.

It is an amenable number.

112212212012113 is a deficient number, since it is larger than the sum of its proper divisors (7835515475).

112212212012113 is an equidigital number, since it uses as much as digits as its factorization.

112212212012113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835515474.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 112212212012113 its reverse (311210212212211), we get a palindrome (423422424224324).

The spelling of 112212212012113 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred twelve million, twelve thousand, one hundred thirteen".