122211484342289 has 2 divisors, whose sum is σ = 122211484342290. Its totient is φ = 122211484342288.

The previous prime is 122211484342253. The next prime is 122211484342327. The reversal of 122211484342289 is 982243484112221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70872539727889 + 51338944614400 = 8418583^2 + 7165120^2 .

It is a cyclic number.

It is not a de Polignac number, because 122211484342289 - 2³⁶ = 122142764865553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122211484342289.

It is not a weakly prime, because it can be changed into another prime (122211484342889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105742171144 + 61105742171145.

It is an arithmetic number, because the mean of its divisors is an integer number (61105742171145).

Almost surely, 2^{122211484342289} is an apocalyptic number.

It is an amenable number.

122211484342289 is a deficient number, since it is larger than the sum of its proper divisors (1).

122211484342289 is an equidigital number, since it uses as much as digits as its factorization.

122211484342289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3538944, while the sum is 53.

The spelling of 122211484342289 in words is "one hundred twenty-two trillion, two hundred eleven billion, four hundred eighty-four million, three hundred forty-two thousand, two hundred eighty-nine".