111223416 has 32 divisors (see below), whose sum is σ = 292694400. Its totient is φ = 35123040.

The previous prime is 111223393. The next prime is 111223433. The reversal of 111223416 is 614322111.

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 = 111223392 and 111223401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121500 + ... + 122411.

It is an arithmetic number, because the mean of its divisors is an integer number (9146700).

Almost surely, 2^111223416 is an apocalyptic number.

It is an amenable number.

111223416 is an abundant number, since it is smaller than the sum of its proper divisors (181470984).

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

111223416 is a wasteful number, since it uses less digits than its factorization.

111223416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243939 (or 243935 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 111223416 is about 10546.2512771126. The cubic root of 111223416 is about 480.9117739069.

Adding to 111223416 its reverse (614322111), we get a palindrome (725545527).

The spelling of 111223416 in words is "one hundred eleven million, two hundred twenty-three thousand, four hundred sixteen".