11120443400 has 96 divisors (see below), whose sum is σ = 28485319680. Its totient is φ = 4003680000.

The previous prime is 11120443391. The next prime is 11120443441. The reversal of 11120443400 is 434402111.

It is a super-2 number, since 2×11120443400² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197177 + ... + 247223.

It is an arithmetic number, because the mean of its divisors is an integer number (296722080).

Almost surely, 2^11120443400 is an apocalyptic number.

11120443400 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 11120443400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14242659840).

11120443400 is an abundant number, since it is smaller than the sum of its proper divisors (17364876280).

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

11120443400 is a wasteful number, since it uses less digits than its factorization.

11120443400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50175 (or 50166 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11120443400 its reverse (434402111), we get a palindrome (11554845511).

The spelling of 11120443400 in words is "eleven billion, one hundred twenty million, four hundred forty-three thousand, four hundred".