323213131131109 has 2 divisors, whose sum is σ = 323213131131110. Its totient is φ = 323213131131108.

The previous prime is 323213131131067. The next prime is 323213131131113. The reversal of 323213131131109 is 901131131312323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322771766222500 + 441364908609 = 17965850^2 + 664353^2 .

It is a cyclic number.

It is not a de Polignac number, because 323213131131109 - 2²⁹ = 323212594260197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323213131131139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606565565554 + 161606565565555.

It is an arithmetic number, because the mean of its divisors is an integer number (161606565565555).

Almost surely, 2^{323213131131109} is an apocalyptic number.

It is an amenable number.

323213131131109 is a deficient number, since it is larger than the sum of its proper divisors (1).

323213131131109 is an equidigital number, since it uses as much as digits as its factorization.

323213131131109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 34.

The spelling of 323213131131109 in words is "three hundred twenty-three trillion, two hundred thirteen billion, one hundred thirty-one million, one hundred thirty-one thousand, one hundred nine".