11112110020111 has 4 divisors (see below), whose sum is σ = 11264330705392. Its totient is φ = 10959889334832.

The previous prime is 11112110020091. The next prime is 11112110020129. The reversal of 11112110020111 is 11102001121111.

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 11112110020111 - 2⁵ = 11112110020079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112110020091 and 11112110020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112110000111) 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, 76110342531 + ... + 76110342676.

It is an arithmetic number, because the mean of its divisors is an integer number (2816082676348).

Almost surely, 2^{11112110020111} is an apocalyptic number.

11112110020111 is a deficient number, since it is larger than the sum of its proper divisors (152220685281).

11112110020111 is an equidigital number, since it uses as much as digits as its factorization.

11112110020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152220685280.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11112110020111 its reverse (11102001121111), we get a palindrome (22214111141222).

The spelling of 11112110020111 in words is "eleven trillion, one hundred twelve billion, one hundred ten million, twenty thousand, one hundred eleven".