11120112111111 has 8 divisors (see below), whose sum is σ = 14826837986160. Its totient is φ = 7413397155072.

The previous prime is 11120112111067. The next prime is 11120112111131. The reversal of 11120112111111 is 11111121102111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11120112111111 - 2¹⁰ = 11120112110087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120112111131) 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 7 ways as a sum of consecutive naturals, for example, 51325 + ... + 4716233.

It is an arithmetic number, because the mean of its divisors is an integer number (1853354748270).

Almost surely, 2^{11120112111111} is an apocalyptic number.

11120112111111 is a deficient number, since it is larger than the sum of its proper divisors (3706725875049).

11120112111111 is an equidigital number, since it uses as much as digits as its factorization.

11120112111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459505.

The product of its (nonzero) digits is 4, while the sum is 15.

Adding to 11120112111111 its reverse (11111121102111), we get a palindrome (22231233213222).

The spelling of 11120112111111 in words is "eleven trillion, one hundred twenty billion, one hundred twelve million, one hundred eleven thousand, one hundred eleven".