11213144443 has 16 divisors (see below), whose sum is σ = 12213590400. Its totient is φ = 10259282880.

The previous prime is 11213144431. The next prime is 11213144479. The reversal of 11213144443 is 34444131211.

11213144443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11213144443 - 2²¹ = 11211047291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11213144413) by changing a digit.

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, 4393 + ... + 149818.

It is an arithmetic number, because the mean of its divisors is an integer number (763349400).

Almost surely, 2^11213144443 is an apocalyptic number.

11213144443 is a deficient number, since it is larger than the sum of its proper divisors (1000445957).

11213144443 is a wasteful number, since it uses less digits than its factorization.

11213144443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154362.

The product of its digits is 4608, while the sum is 28.

Adding to 11213144443 its reverse (34444131211), we get a palindrome (45657275654).

The spelling of 11213144443 in words is "eleven billion, two hundred thirteen million, one hundred forty-four thousand, four hundred forty-three".