11120111212111 has 16 divisors (see below), whose sum is σ = 12388792989600. Its totient is φ = 9896639104000.

The previous prime is 11120111212109. The next prime is 11120111212151. The reversal of 11120111212111 is 11121211102111.

11120111212111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11120111212111 - 2¹ = 11120111212109 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 (11120111212151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56132026 + ... + 56329783.

It is an arithmetic number, because the mean of its divisors is an integer number (774299561850).

Almost surely, 2^{11120111212111} is an apocalyptic number.

11120111212111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11120111212111 is a deficient number, since it is larger than the sum of its proper divisors (1268681777489).

11120111212111 is a wasteful number, since it uses less digits than its factorization.

11120111212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112462010.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 11120111212111 its reverse (11121211102111), we get a palindrome (22241322314222).

The spelling of 11120111212111 in words is "eleven trillion, one hundred twenty billion, one hundred eleven million, two hundred twelve thousand, one hundred eleven".