112011221210111 has 4 divisors (see below), whose sum is σ = 112698406616472. Its totient is φ = 111324035803752.

The previous prime is 112011221210101. The next prime is 112011221210143. The reversal of 112011221210111 is 111012122110211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112011221210111 - 2¹⁰ = 112011221209087 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 112011221210111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011221210101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343592702936 + ... + 343592703261.

It is an arithmetic number, because the mean of its divisors is an integer number (28174601654118).

Almost surely, 2^{112011221210111} is an apocalyptic number.

112011221210111 is a deficient number, since it is larger than the sum of its proper divisors (687185406361).

112011221210111 is an equidigital number, since it uses as much as digits as its factorization.

112011221210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687185406360.

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

Adding to 112011221210111 its reverse (111012122110211), we get a palindrome (223023343320322).

The spelling of 112011221210111 in words is "one hundred twelve trillion, eleven billion, two hundred twenty-one million, two hundred ten thousand, one hundred eleven".