11001109088 has 48 divisors (see below), whose sum is σ = 23365208160. Its totient is φ = 5079300096.

The previous prime is 11001109087. The next prime is 11001109109. The reversal of 11001109088 is 88090110011.

It is a self number, because there is not a number n which added to its sum of digits gives 11001109088.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001109087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161948 + ... + 219611.

It is an arithmetic number, because the mean of its divisors is an integer number (486775170).

Almost surely, 2^11001109088 is an apocalyptic number.

It is an amenable number.

11001109088 is an abundant number, since it is smaller than the sum of its proper divisors (12364099072).

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

11001109088 is a wasteful number, since it uses less digits than its factorization.

11001109088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381639 (or 381631 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 29.

Adding to 11001109088 its reverse (88090110011), we get a palindrome (99091219099).

The spelling of 11001109088 in words is "eleven billion, one million, one hundred nine thousand, eighty-eight".