11101440424 has 8 divisors (see below), whose sum is σ = 20815200810. Its totient is φ = 5550720208.

The previous prime is 11101440409. The next prime is 11101440437. The reversal of 11101440424 is 42404410111.

It can be written as a sum of positive squares in only one way, i.e., 10357132900 + 744307524 = 101770^2 + 27282^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11101440395 and 11101440404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693840019 + ... + 693840034.

Almost surely, 2^11101440424 is an apocalyptic number.

It is an amenable number.

11101440424 is a deficient number, since it is larger than the sum of its proper divisors (9713760386).

11101440424 is a wasteful number, since it uses less digits than its factorization.

11101440424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387680059 (or 1387680055 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11101440424 its reverse (42404410111), we get a palindrome (53505850535).

The spelling of 11101440424 in words is "eleven billion, one hundred one million, four hundred forty thousand, four hundred twenty-four".