11118104280 has 256 divisors, whose sum is σ = 37874304000. Its totient is φ = 2900468736.

The previous prime is 11118104273. The next prime is 11118104299. The reversal of 11118104280 is 8240181111.

11118104280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11118104280² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 9899799 + ... + 9900921.

It is an arithmetic number, because the mean of its divisors is an integer number (147946500).

Almost surely, 2^11118104280 is an apocalyptic number.

11118104280 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 11118104280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18937152000).

11118104280 is an abundant number, since it is smaller than the sum of its proper divisors (26756199720).

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

11118104280 is a wasteful number, since it uses less digits than its factorization.

11118104280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335 (or 1325 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 27.

Adding to 11118104280 its reverse (8240181111), we get a palindrome (19358285391).

The spelling of 11118104280 in words is "eleven billion, one hundred eighteen million, one hundred four thousand, two hundred eighty".