122330220116161 has 2 divisors, whose sum is σ = 122330220116162. Its totient is φ = 122330220116160.

The previous prime is 122330220116113. The next prime is 122330220116177. The reversal of 122330220116161 is 161611022033221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115329750810561 + 7000469305600 = 10739169^2 + 2645840^2 .

It is a cyclic number.

It is not a de Polignac number, because 122330220116161 - 2¹⁹ = 122330219591873 is a prime.

It is not a weakly prime, because it can be changed into another prime (122330220113161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61165110058080 + 61165110058081.

It is an arithmetic number, because the mean of its divisors is an integer number (61165110058081).

Almost surely, 2^{122330220116161} is an apocalyptic number.

It is an amenable number.

122330220116161 is a deficient number, since it is larger than the sum of its proper divisors (1).

122330220116161 is an equidigital number, since it uses as much as digits as its factorization.

122330220116161 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 31.

Adding to 122330220116161 its reverse (161611022033221), we get a palindrome (283941242149382).

The spelling of 122330220116161 in words is "one hundred twenty-two trillion, three hundred thirty billion, two hundred twenty million, one hundred sixteen thousand, one hundred sixty-one".