11011101120 has 140 divisors (see below), whose sum is σ = 39168516024. Its totient is φ = 2936286720.

The previous prime is 11011101107. The next prime is 11011101187. The reversal of 11011101120 is 2110111011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 186486 + ... + 238325.

Almost surely, 2^11011101120 is an apocalyptic number.

11011101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11011101120 is an abundant number, since it is smaller than the sum of its proper divisors (28157414904).

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

11011101120 is an equidigital number, since it uses as much as digits as its factorization.

11011101120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424840 (or 424821 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11011101120 its reverse (2110111011), we get a palindrome (13121212131).

The spelling of 11011101120 in words is "eleven billion, eleven million, one hundred one thousand, one hundred twenty".