11112223044 has 24 divisors (see below), whose sum is σ = 27923022400. Its totient is φ = 3419145504.

The previous prime is 11112223039. The next prime is 11112223049. The reversal of 11112223044 is 44032221111.

It is an interprime number because it is at equal distance from previous prime (11112223039) and next prime (11112223049).

It is a self number, because there is not a number n which added to its sum of digits gives 11112223044.

It is not an unprimeable number, because it can be changed into a prime (11112223049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35615944 + ... + 35616255.

Almost surely, 2^11112223044 is an apocalyptic number.

It is an amenable number.

11112223044 is an abundant number, since it is smaller than the sum of its proper divisors (16810799356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112223044 is a wasteful number, since it uses less digits than its factorization.

11112223044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71232219 (or 71232217 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11112223044 its reverse (44032221111), we get a palindrome (55144444155).

The spelling of 11112223044 in words is "eleven billion, one hundred twelve million, two hundred twenty-three thousand, forty-four".