11112011120 has 40 divisors (see below), whose sum is σ = 29526202464. Its totient is φ = 3809832192.

The previous prime is 11112011117. The next prime is 11112011123. The reversal of 11112011120 is 2111021111.

11112011120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11112011117) and next prime (11112011123).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×11112011120² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112011123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9920879 + ... + 9921998.

Almost surely, 2^11112011120 is an apocalyptic number.

11112011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112011120 is an abundant number, since it is smaller than the sum of its proper divisors (18414191344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112011120 is a wasteful number, since it uses less digits than its factorization.

11112011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19842897 (or 19842891 counting only the distinct ones).

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

Adding to 11112011120 its reverse (2111021111), we get a palindrome (13223032231).

Subtracting from 11112011120 its reverse (2111021111), we obtain a palindrome (9000990009).

The spelling of 11112011120 in words is "eleven billion, one hundred twelve million, eleven thousand, one hundred twenty".