11124040000 has 140 divisors (see below), whose sum is σ = 28476984448. Its totient is φ = 4305600000.

The previous prime is 11124039959. The next prime is 11124040001. The reversal of 11124040000 is 4042111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124040001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1235515 + ... + 1244485.

Almost surely, 2^11124040000 is an apocalyptic number.

11124040000 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 11124040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14238492224).

11124040000 is an abundant number, since it is smaller than the sum of its proper divisors (17352944448).

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

11124040000 is an frugal number, since it uses more digits than its factorization.

11124040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9034 (or 9009 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11124040000 its reverse (4042111), we get a palindrome (11128082111).

The spelling of 11124040000 in words is "eleven billion, one hundred twenty-four million, forty thousand".