112112220012101 has 4 divisors (see below), whose sum is σ = 112112271748032. Its totient is φ = 112112168276172.

The previous prime is 112112220012029. The next prime is 112112220012131. The reversal of 112112220012101 is 101210022211211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112112220012101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 112112220012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112220012131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22468541 + ... + 27001106.

It is an arithmetic number, because the mean of its divisors is an integer number (28028067937008).

Almost surely, 2^{112112220012101} is an apocalyptic number.

It is an amenable number.

112112220012101 is a deficient number, since it is larger than the sum of its proper divisors (51735931).

112112220012101 is an equidigital number, since it uses as much as digits as its factorization.

112112220012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51735930.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112112220012101 its reverse (101210022211211), we get a palindrome (213322242223312).

The spelling of 112112220012101 in words is "one hundred twelve trillion, one hundred twelve billion, two hundred twenty million, twelve thousand, one hundred one".