11120111983 has 4 divisors (see below), whose sum is σ = 11120322888. Its totient is φ = 11119901080.

The previous prime is 11120111909. The next prime is 11120112011. The reversal of 11120111983 is 38911102111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120111983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120111903) 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, 52560 + ... + 158122.

It is an arithmetic number, because the mean of its divisors is an integer number (2780080722).

Almost surely, 2^11120111983 is an apocalyptic number.

11120111983 is a deficient number, since it is larger than the sum of its proper divisors (210905).

11120111983 is a wasteful number, since it uses less digits than its factorization.

11120111983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210904.

The product of its (nonzero) digits is 432, while the sum is 28.

The spelling of 11120111983 in words is "eleven billion, one hundred twenty million, one hundred eleven thousand, nine hundred eighty-three".