112124321 has 2 divisors, whose sum is σ = 112124322. Its totient is φ = 112124320.

The previous prime is 112124297. The next prime is 112124329. The reversal of 112124321 is 123421211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79405921 + 32718400 = 8911^2 + 5720^2 .

It is an emirp because it is prime and its reverse (123421211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112124321 - 2¹⁴ = 112107937 is a prime.

It is a super-2 number, since 2×112124321² = 25143726719422082, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112124321.

It is not a weakly prime, because it can be changed into another prime (112124329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56062160 + 56062161.

It is an arithmetic number, because the mean of its divisors is an integer number (56062161).

Almost surely, 2^112124321 is an apocalyptic number.

It is an amenable number.

112124321 is a deficient number, since it is larger than the sum of its proper divisors (1).

112124321 is an equidigital number, since it uses as much as digits as its factorization.

112124321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 17.

The square root of 112124321 is about 10588.8772303772. The cubic root of 112124321 is about 482.2067388471.

Adding to 112124321 its reverse (123421211), we get a palindrome (235545532).

The spelling of 112124321 in words is "one hundred twelve million, one hundred twenty-four thousand, three hundred twenty-one".