11432111223 has 64 divisors (see below), whose sum is σ = 17515653120. Its totient is φ = 6583514112.

The previous prime is 11432111219. The next prime is 11432111233. The reversal of 11432111223 is 32211123411.

11432111223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11432111223 - 2² = 11432111219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11432111223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432111233) 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 63 ways as a sum of consecutive naturals, for example, 4000011 + ... + 4002867.

It is an arithmetic number, because the mean of its divisors is an integer number (273682080).

Almost surely, 2^11432111223 is an apocalyptic number.

11432111223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11432111223 is a deficient number, since it is larger than the sum of its proper divisors (6083541897).

11432111223 is a wasteful number, since it uses less digits than its factorization.

11432111223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016.

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

Adding to 11432111223 its reverse (32211123411), we get a palindrome (43643234634).

It can be divided in two parts, 11 and 432111223, that added together give a palindrome (432111234).

The spelling of 11432111223 in words is "eleven billion, four hundred thirty-two million, one hundred eleven thousand, two hundred twenty-three".