11011244403 has 16 divisors (see below), whose sum is σ = 15558147360. Its totient is φ = 6903300096.

The previous prime is 11011244371. The next prime is 11011244429. The reversal of 11011244403 is 30444211011.

It is not a de Polignac number, because 11011244403 - 2⁵ = 11011244371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11011244403.

It is not an unprimeable number, because it can be changed into a prime (11011244443) 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 15 ways as a sum of consecutive naturals, for example, 26638 + ... + 150771.

It is an arithmetic number, because the mean of its divisors is an integer number (972384210).

Almost surely, 2^11011244403 is an apocalyptic number.

11011244403 is a deficient number, since it is larger than the sum of its proper divisors (4546902957).

11011244403 is a wasteful number, since it uses less digits than its factorization.

11011244403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178646.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11011244403 its reverse (30444211011), we get a palindrome (41455455414).

The spelling of 11011244403 in words is "eleven billion, eleven million, two hundred forty-four thousand, four hundred three".