1322243232209 has 4 divisors (see below), whose sum is σ = 1379732068416. Its totient is φ = 1264754396004.

The previous prime is 1322243232199. The next prime is 1322243232223. The reversal of 1322243232209 is 9022323422231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1322243232209 - 2²⁴ = 1322226454993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322243232239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28744418069 + ... + 28744418114.

It is an arithmetic number, because the mean of its divisors is an integer number (344933017104).

Almost surely, 2^{1322243232209} is an apocalyptic number.

It is an amenable number.

1322243232209 is a deficient number, since it is larger than the sum of its proper divisors (57488836207).

1322243232209 is an equidigital number, since it uses as much as digits as its factorization.

1322243232209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57488836206.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 1322243232209 in words is "one trillion, three hundred twenty-two billion, two hundred forty-three million, two hundred thirty-two thousand, two hundred nine".