111312324 has 36 divisors (see below), whose sum is σ = 291078060. Its totient is φ = 35824320.

The previous prime is 111312307. The next prime is 111312361. The reversal of 111312324 is 423213111.

It can be written as a sum of positive squares in 2 ways, for example, as 70862724 + 40449600 = 8418^2 + 6360^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 = 111312297 and 111312306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52267 + ... + 54354.

Almost surely, 2^111312324 is an apocalyptic number.

It is an amenable number.

111312324 is an abundant number, since it is smaller than the sum of its proper divisors (179765736).

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

111312324 is a wasteful number, since it uses less digits than its factorization.

111312324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106660 (or 106655 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 111312324 is about 10550.4655821438. The cubic root of 111312324 is about 481.0398809722.

Adding to 111312324 its reverse (423213111), we get a palindrome (534525435).

The spelling of 111312324 in words is "one hundred eleven million, three hundred twelve thousand, three hundred twenty-four".