11101387224 has 64 divisors (see below), whose sum is σ = 28783519200. Its totient is φ = 3563771904.

The previous prime is 11101387223. The next prime is 11101387247. The reversal of 11101387224 is 42278310111.

It is a junction number, because it is equal to n+sod(n) for n = 11101387191 and 11101387200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101387223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256224 + ... + 296400.

Almost surely, 2^11101387224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11101387224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14391759600).

11101387224 is an abundant number, since it is smaller than the sum of its proper divisors (17682131976).

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

11101387224 is a wasteful number, since it uses less digits than its factorization.

11101387224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40612 (or 40608 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 30.

Adding to 11101387224 its reverse (42278310111), we get a palindrome (53379697335).

The spelling of 11101387224 in words is "eleven billion, one hundred one million, three hundred eighty-seven thousand, two hundred twenty-four".