320222113129 has 2 divisors, whose sum is σ = 320222113130. Its totient is φ = 320222113128.

The previous prime is 320222113091. The next prime is 320222113153. The reversal of 320222113129 is 921311222023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204618713104 + 115603400025 = 452348^2 + 340005^2 .

It is a cyclic number.

It is not a de Polignac number, because 320222113129 - 2¹¹ = 320222111081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320222113097 and 320222113106.

It is not a weakly prime, because it can be changed into another prime (320222113199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160111056564 + 160111056565.

It is an arithmetic number, because the mean of its divisors is an integer number (160111056565).

Almost surely, 2^320222113129 is an apocalyptic number.

It is an amenable number.

320222113129 is a deficient number, since it is larger than the sum of its proper divisors (1).

320222113129 is an equidigital number, since it uses as much as digits as its factorization.

320222113129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 320222113129 in words is "three hundred twenty billion, two hundred twenty-two million, one hundred thirteen thousand, one hundred twenty-nine".