323023110161 has 2 divisors, whose sum is σ = 323023110162. Its totient is φ = 323023110160.

The previous prime is 323023110133. The next prime is 323023110209. The reversal of 323023110161 is 161011320323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235146436561 + 87876673600 = 484919^2 + 296440^2 .

It is a cyclic number.

It is not a de Polignac number, because 323023110161 - 2¹⁴ = 323023093777 is a prime.

It is not a weakly prime, because it can be changed into another prime (323023110121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161511555080 + 161511555081.

It is an arithmetic number, because the mean of its divisors is an integer number (161511555081).

Almost surely, 2^323023110161 is an apocalyptic number.

It is an amenable number.

323023110161 is a deficient number, since it is larger than the sum of its proper divisors (1).

323023110161 is an equidigital number, since it uses as much as digits as its factorization.

323023110161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 323023110161 its reverse (161011320323), we get a palindrome (484034430484).

The spelling of 323023110161 in words is "three hundred twenty-three billion, twenty-three million, one hundred ten thousand, one hundred sixty-one".