11113224143 has 16 divisors (see below), whose sum is σ = 12857460480. Its totient is φ = 9408379200.

The previous prime is 11113224121. The next prime is 11113224163. The reversal of 11113224143 is 34142231111.

It is a cyclic number.

It is not a de Polignac number, because 11113224143 - 2¹⁴ = 11113207759 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 (11113224113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595748 + ... + 614118.

It is an arithmetic number, because the mean of its divisors is an integer number (803591280).

Almost surely, 2^11113224143 is an apocalyptic number.

11113224143 is a deficient number, since it is larger than the sum of its proper divisors (1744236337).

11113224143 is an equidigital number, since it uses as much as digits as its factorization.

11113224143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19438.

The product of its digits is 576, while the sum is 23.

Adding to 11113224143 its reverse (34142231111), we get a palindrome (45255455254).

The spelling of 11113224143 in words is "eleven billion, one hundred thirteen million, two hundred twenty-four thousand, one hundred forty-three".