122554233211489 has 2 divisors, whose sum is σ = 122554233211490. Its totient is φ = 122554233211488.

The previous prime is 122554233211477. The next prime is 122554233211493. The reversal of 122554233211489 is 984112332455221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75923635815889 + 46630597395600 = 8713417^2 + 6828660^2 .

It is a cyclic number.

It is not a de Polignac number, because 122554233211489 - 2³⁹ = 122004477397601 is a prime.

It is not a weakly prime, because it can be changed into another prime (122554233217489) 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, 61277116605744 + 61277116605745.

It is an arithmetic number, because the mean of its divisors is an integer number (61277116605745).

Almost surely, 2^{122554233211489} is an apocalyptic number.

It is an amenable number.

122554233211489 is a deficient number, since it is larger than the sum of its proper divisors (1).

122554233211489 is an equidigital number, since it uses as much as digits as its factorization.

122554233211489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4147200, while the sum is 52.

The spelling of 122554233211489 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, two hundred thirty-three million, two hundred eleven thousand, four hundred eighty-nine".