323104220129 has 2 divisors, whose sum is σ = 323104220130. Its totient is φ = 323104220128.

The previous prime is 323104220119. The next prime is 323104220141. The reversal of 323104220129 is 921022401323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182311920400 + 140792299729 = 426980^2 + 375223^2 .

It is a cyclic number.

It is not a de Polignac number, because 323104220129 - 2⁴ = 323104220113 is a prime.

It is not a weakly prime, because it can be changed into another prime (323104220119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161552110064 + 161552110065.

It is an arithmetic number, because the mean of its divisors is an integer number (161552110065).

Almost surely, 2^323104220129 is an apocalyptic number.

It is an amenable number.

323104220129 is a deficient number, since it is larger than the sum of its proper divisors (1).

323104220129 is an equidigital number, since it uses as much as digits as its factorization.

323104220129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 323104220129 in words is "three hundred twenty-three billion, one hundred four million, two hundred twenty thousand, one hundred twenty-nine".