112211110221101 has 4 divisors (see below), whose sum is σ = 112211141102400. Its totient is φ = 112211079339804.

The previous prime is 112211110221029. The next prime is 112211110221103. The reversal of 112211110221101 is 101122011112211.

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-112211110221101 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 112211110221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112211110221103) 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, 9130661 + ... + 17543978.

It is an arithmetic number, because the mean of its divisors is an integer number (28052785275600).

Almost surely, 2^{112211110221101} is an apocalyptic number.

It is an amenable number.

112211110221101 is a deficient number, since it is larger than the sum of its proper divisors (30881299).

112211110221101 is an equidigital number, since it uses as much as digits as its factorization.

112211110221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30881298.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 112211110221101 its reverse (101122011112211), we get a palindrome (213333121333312).

The spelling of 112211110221101 in words is "one hundred twelve trillion, two hundred eleven billion, one hundred ten million, two hundred twenty-one thousand, one hundred one".