323112012221129 has 2 divisors, whose sum is σ = 323112012221130. Its totient is φ = 323112012221128.

The previous prime is 323112012221059. The next prime is 323112012221137. The reversal of 323112012221129 is 921122210211323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208953963457600 + 114158048763529 = 14455240^2 + 10684477^2 .

It is a cyclic number.

It is not a de Polignac number, because 323112012221129 - 2²⁰ = 323112011172553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323112012221095 and 323112012221104.

It is not a weakly prime, because it can be changed into another prime (323112012223129) 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 as a sum of consecutive naturals, namely, 161556006110564 + 161556006110565.

It is an arithmetic number, because the mean of its divisors is an integer number (161556006110565).

Almost surely, 2^{323112012221129} is an apocalyptic number.

It is an amenable number.

323112012221129 is a deficient number, since it is larger than the sum of its proper divisors (1).

323112012221129 is an equidigital number, since it uses as much as digits as its factorization.

323112012221129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 323112012221129 in words is "three hundred twenty-three trillion, one hundred twelve billion, twelve million, two hundred twenty-one thousand, one hundred twenty-nine".