323212230213181 has 2 divisors, whose sum is σ = 323212230213182. Its totient is φ = 323212230213180.

The previous prime is 323212230213151. The next prime is 323212230213241. The reversal of 323212230213181 is 181312032212323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165231614520025 + 157980615693156 = 12854245^2 + 12569034^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212230213181 - 2³⁷ = 323074791259709 is a prime.

It is a super-2 number, since 2×323212230213181² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323212230213151) 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, 161606115106590 + 161606115106591.

It is an arithmetic number, because the mean of its divisors is an integer number (161606115106591).

Almost surely, 2^{323212230213181} is an apocalyptic number.

It is an amenable number.

323212230213181 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212230213181 is an equidigital number, since it uses as much as digits as its factorization.

323212230213181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 323212230213181 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred thirty million, two hundred thirteen thousand, one hundred eighty-one".