11444112223 has 4 divisors (see below), whose sum is σ = 11471425560. Its totient is φ = 11416798888.

The previous prime is 11444112221. The next prime is 11444112233. The reversal of 11444112223 is 32221144411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11444112223 - 2¹ = 11444112221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11444112221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13656040 + ... + 13656877.

It is an arithmetic number, because the mean of its divisors is an integer number (2867856390).

Almost surely, 2^11444112223 is an apocalyptic number.

11444112223 is a deficient number, since it is larger than the sum of its proper divisors (27313337).

11444112223 is an equidigital number, since it uses as much as digits as its factorization.

11444112223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27313336.

The product of its digits is 1536, while the sum is 25.

Adding to 11444112223 its reverse (32221144411), we get a palindrome (43665256634).

The spelling of 11444112223 in words is "eleven billion, four hundred forty-four million, one hundred twelve thousand, two hundred twenty-three".