11011120 has 20 divisors (see below), whose sum is σ = 25601040. Its totient is φ = 4404416.

The previous prime is 11011109. The next prime is 11011123. The reversal of 11011120 is 2111011.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011123) 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, 68740 + ... + 68899.

It is an arithmetic number, because the mean of its divisors is an integer number (1280052).

Almost surely, 2^11011120 is an apocalyptic number.

11011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11011120 is an abundant number, since it is smaller than the sum of its proper divisors (14589920).

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

11011120 is a wasteful number, since it uses less digits than its factorization.

11011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137652 (or 137646 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 11011120 is about 3318.3007699725. The cubic root of 11011120 is about 222.4729252078.

Adding to 11011120 its reverse (2111011), we get a palindrome (13122131).

The spelling of 11011120 in words is "eleven million, eleven thousand, one hundred twenty".