112133321 has 2 divisors, whose sum is σ = 112133322. Its totient is φ = 112133320.

The previous prime is 112133299. The next prime is 112133341. The reversal of 112133321 is 123331211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112126921 + 6400 = 10589^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 112133321 - 2¹⁴ = 112116937 is a prime.

It is a super-3 number, since 3×112133321³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 112133321.

It is not a weakly prime, because it can be changed into another prime (112133341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56066660 + 56066661.

It is an arithmetic number, because the mean of its divisors is an integer number (56066661).

Almost surely, 2^112133321 is an apocalyptic number.

It is an amenable number.

112133321 is a deficient number, since it is larger than the sum of its proper divisors (1).

112133321 is an equidigital number, since it uses as much as digits as its factorization.

112133321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 17.

The square root of 112133321 is about 10589.3021960845. The cubic root of 112133321 is about 482.2196404326.

Adding to 112133321 its reverse (123331211), we get a palindrome (235464532).

The spelling of 112133321 in words is "one hundred twelve million, one hundred thirty-three thousand, three hundred twenty-one".