1323132322209 has 4 divisors (see below), whose sum is σ = 1764176429616. Its totient is φ = 882088214804.

The previous prime is 1323132322063. The next prime is 1323132322223. The reversal of 1323132322209 is 9022232313231.

It is a happy number.

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 1323132322209 - 2¹⁵ = 1323132289441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1323132322209.

It is not an unprimeable number, because it can be changed into a prime (1323132322609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220522053699 + ... + 220522053704.

It is an arithmetic number, because the mean of its divisors is an integer number (441044107404).

Almost surely, 2^{1323132322209} is an apocalyptic number.

It is an amenable number.

1323132322209 is a deficient number, since it is larger than the sum of its proper divisors (441044107407).

1323132322209 is an equidigital number, since it uses as much as digits as its factorization.

1323132322209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441044107406.

The product of its (nonzero) digits is 23328, while the sum is 33.

The spelling of 1323132322209 in words is "one trillion, three hundred twenty-three billion, one hundred thirty-two million, three hundred twenty-two thousand, two hundred nine".