1111112112224 has 24 divisors (see below), whose sum is σ = 2188473904008. Its totient is φ = 555309216000.

The previous prime is 1111112112211. The next prime is 1111112112241. The reversal of 1111112112224 is 4222112111111.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1111112112196 and 1111112112205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7640597 + ... + 7784660.

It is an arithmetic number, because the mean of its divisors is an integer number (91186412667).

Almost surely, 2^{1111112112224} is an apocalyptic number.

It is an amenable number.

1111112112224 is a deficient number, since it is larger than the sum of its proper divisors (1077361791784).

1111112112224 is a wasteful number, since it uses less digits than its factorization.

1111112112224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15427518 (or 15427510 counting only the distinct ones).

The product of its digits is 64, while the sum is 20.

Adding to 1111112112224 its reverse (4222112111111), we get a palindrome (5333224223335).

The spelling of 1111112112224 in words is "one trillion, one hundred eleven billion, one hundred twelve million, one hundred twelve thousand, two hundred twenty-four".