322245542161 has 2 divisors, whose sum is σ = 322245542162. Its totient is φ = 322245542160.

The previous prime is 322245542153. The next prime is 322245542233. The reversal of 322245542161 is 161245542223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264767877136 + 57477665025 = 514556^2 + 239745^2 .

It is a cyclic number.

It is not a de Polignac number, because 322245542161 - 2³ = 322245542153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 322245542161.

It is not a weakly prime, because it can be changed into another prime (322245542111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161122771080 + 161122771081.

It is an arithmetic number, because the mean of its divisors is an integer number (161122771081).

Almost surely, 2^322245542161 is an apocalyptic number.

It is an amenable number.

322245542161 is a deficient number, since it is larger than the sum of its proper divisors (1).

322245542161 is an equidigital number, since it uses as much as digits as its factorization.

322245542161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115200, while the sum is 37.

The spelling of 322245542161 in words is "three hundred twenty-two billion, two hundred forty-five million, five hundred forty-two thousand, one hundred sixty-one".