11111043224 has 16 divisors (see below), whose sum is σ = 20835863520. Its totient is φ = 5554812960.

The previous prime is 11111043221. The next prime is 11111043227. The reversal of 11111043224 is 42234011111.

It is an interprime number because it is at equal distance from previous prime (11111043221) and next prime (11111043227).

It is a junction number, because it is equal to n+sod(n) for n = 11111043196 and 11111043205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111043221) 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, 18704 + ... + 150239.

It is an arithmetic number, because the mean of its divisors is an integer number (1302241470).

Almost surely, 2^11111043224 is an apocalyptic number.

It is an amenable number.

11111043224 is a deficient number, since it is larger than the sum of its proper divisors (9724820296).

11111043224 is a wasteful number, since it uses less digits than its factorization.

11111043224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177170 (or 177166 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11111043224 its reverse (42234011111), we get a palindrome (53345054335).

The spelling of 11111043224 in words is "eleven billion, one hundred eleven million, forty-three thousand, two hundred twenty-four".