2112332317 has 2 divisors, whose sum is σ = 2112332318. Its totient is φ = 2112332316.

The previous prime is 2112332309. The next prime is 2112332371. The reversal of 2112332317 is 7132332112.

It is a happy number.

Together with next prime (2112332371) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1778393241 + 333939076 = 42171^2 + 18274^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112332317 - 2³ = 2112332309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2112332291 and 2112332300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112332377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056166158 + 1056166159.

It is an arithmetic number, because the mean of its divisors is an integer number (1056166159).

Almost surely, 2^2112332317 is an apocalyptic number.

It is an amenable number.

2112332317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112332317 is an equidigital number, since it uses as much as digits as its factorization.

2112332317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 25.

The square root of 2112332317 is about 45960.1165903656. The cubic root of 2112332317 is about 1283.0810212840.

Adding to 2112332317 its reverse (7132332112), we get a palindrome (9244664429).

The spelling of 2112332317 in words is "two billion, one hundred twelve million, three hundred thirty-two thousand, three hundred seventeen".