321322132120111 has 2 divisors, whose sum is σ = 321322132120112. Its totient is φ = 321322132120110.

The previous prime is 321322132120081. The next prime is 321322132120139. The reversal of 321322132120111 is 111021231223123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321322132120111 - 2³⁹ = 320772376306223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321322132120181) 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, 160661066060055 + 160661066060056.

It is an arithmetic number, because the mean of its divisors is an integer number (160661066060056).

Almost surely, 2^{321322132120111} is an apocalyptic number.

321322132120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

321322132120111 is an equidigital number, since it uses as much as digits as its factorization.

321322132120111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 321322132120111 its reverse (111021231223123), we get a palindrome (432343363343234).

The spelling of 321322132120111 in words is "three hundred twenty-one trillion, three hundred twenty-two billion, one hundred thirty-two million, one hundred twenty thousand, one hundred eleven".