2232112009 has 2 divisors, whose sum is σ = 2232112010. Its totient is φ = 2232112008.

The previous prime is 2232112007. The next prime is 2232112031. The reversal of 2232112009 is 9002112322.

It is an a-pointer prime, because the next prime (2232112031) can be obtained adding 2232112009 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1468805625 + 763306384 = 38325^2 + 27628^2 .

It is a cyclic number.

It is not a de Polignac number, because 2232112009 - 2¹ = 2232112007 is a prime.

It is a super-3 number, since 3×2232112009³ (a number of 29 digits) contains 333 as substring.

Together with 2232112007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2232112007) 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, 1116056004 + 1116056005.

It is an arithmetic number, because the mean of its divisors is an integer number (1116056005).

Almost surely, 2^2232112009 is an apocalyptic number.

It is an amenable number.

2232112009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232112009 is an equidigital number, since it uses as much as digits as its factorization.

2232112009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2232112009 is about 47245.2326589678. The cubic root of 2232112009 is about 1306.8888759938. Note that the first 4 decimals are identical.

The spelling of 2232112009 in words is "two billion, two hundred thirty-two million, one hundred twelve thousand, nine".