11103122880 has 168 divisors, whose sum is σ = 39078694512. Its totient is φ = 2891943936.

The previous prime is 11103122869. The next prime is 11103122881. The reversal of 11103122880 is 8822130111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103122881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79012 + ... + 168668.

Almost surely, 2^11103122880 is an apocalyptic number.

11103122880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11103122880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19539347256).

11103122880 is an abundant number, since it is smaller than the sum of its proper divisors (27975571632).

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

11103122880 is a wasteful number, since it uses less digits than its factorization.

11103122880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89723 (or 89710 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

Adding to 11103122880 its reverse (8822130111), we get a palindrome (19925252991).

The spelling of 11103122880 in words is "eleven billion, one hundred three million, one hundred twenty-two thousand, eight hundred eighty".