11133211044 has 48 divisors (see below), whose sum is σ = 27393105600. Its totient is φ = 3509531136.

The previous prime is 11133211003. The next prime is 11133211097. The reversal of 11133211044 is 44011233111.

11133211044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11133211044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86824 + ... + 172640.

It is an arithmetic number, because the mean of its divisors is an integer number (570689700).

Almost surely, 2^11133211044 is an apocalyptic number.

It is an amenable number.

11133211044 is an abundant number, since it is smaller than the sum of its proper divisors (16259894556).

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

11133211044 is a wasteful number, since it uses less digits than its factorization.

11133211044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86412 (or 86410 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11133211044 its reverse (44011233111), we get a palindrome (55144444155).

The spelling of 11133211044 in words is "eleven billion, one hundred thirty-three million, two hundred eleven thousand, forty-four".