112111021100221 has 8 divisors (see below), whose sum is σ = 131710849964064. Its totient is φ = 94079178545520.

The previous prime is 112111021100209. The next prime is 112111021100261. The reversal of 112111021100221 is 122001120111211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112111021100221 - 2¹⁹ = 112111020575933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112111021100195 and 112111021100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112111021100261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391996577131 + ... + 391996577416.

It is an arithmetic number, because the mean of its divisors is an integer number (16463856245508).

Almost surely, 2^{112111021100221} is an apocalyptic number.

112111021100221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112111021100221 is a deficient number, since it is larger than the sum of its proper divisors (19599828863843).

112111021100221 is a wasteful number, since it uses less digits than its factorization.

112111021100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783993154571.

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

Adding to 112111021100221 its reverse (122001120111211), we get a palindrome (234112141211432).

The spelling of 112111021100221 in words is "one hundred twelve trillion, one hundred eleven billion, twenty-one million, one hundred thousand, two hundred twenty-one".