112020011111 has 4 divisors (see below), whose sum is σ = 112119232800. Its totient is φ = 111920789424.

The previous prime is 112020011099. The next prime is 112020011161. The reversal of 112020011111 is 111110020211.

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 112020011111 - 2¹⁰ = 112020010087 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112020011092 and 112020011101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112020011161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49609151 + ... + 49611408.

It is an arithmetic number, because the mean of its divisors is an integer number (28029808200).

Almost surely, 2^112020011111 is an apocalyptic number.

112020011111 is a deficient number, since it is larger than the sum of its proper divisors (99221689).

112020011111 is an equidigital number, since it uses as much as digits as its factorization.

112020011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99221688.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 112020011111 its reverse (111110020211), we get a palindrome (223130031322).

It can be divided in two parts, 1120200 and 11111, that added together give a palindrome (1131311).

The spelling of 112020011111 in words is "one hundred twelve billion, twenty million, eleven thousand, one hundred eleven".