112221100000111 has 24 divisors (see below), whose sum is σ = 115144338197952. Its totient is φ = 109362392832000.

The previous prime is 112221100000103. The next prime is 112221100000127. The reversal of 112221100000111 is 111000001122211.

It is a happy number.

It is not a de Polignac number, because 112221100000111 - 2³ = 112221100000103 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 112221100000091 and 112221100000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221100009111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 208786911 + ... + 209323711.

It is an arithmetic number, because the mean of its divisors is an integer number (4797680758248).

Almost surely, 2^{112221100000111} is an apocalyptic number.

112221100000111 is a deficient number, since it is larger than the sum of its proper divisors (2923238197841).

112221100000111 is an equidigital number, since it uses as much as digits as its factorization.

112221100000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537423 (or 537352 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112221100000111 its reverse (111000001122211), we get a palindrome (223221101122322).

The spelling of 112221100000111 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred million, one hundred eleven", and thus it is an aban number.