1228331106089 has 2 divisors, whose sum is σ = 1228331106090. Its totient is φ = 1228331106088.

The previous prime is 1228331106061. The next prime is 1228331106127. The reversal of 1228331106089 is 9806011338221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 973987400464 + 254343705625 = 986908^2 + 504325^2 .

It is a cyclic number.

It is not a de Polignac number, because 1228331106089 - 2⁴⁰ = 128819478313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1228331106059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614165553044 + 614165553045.

It is an arithmetic number, because the mean of its divisors is an integer number (614165553045).

Almost surely, 2^{1228331106089} is an apocalyptic number.

It is an amenable number.

1228331106089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1228331106089 is an equidigital number, since it uses as much as digits as its factorization.

1228331106089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 44.

The spelling of 1228331106089 in words is "one trillion, two hundred twenty-eight billion, three hundred thirty-one million, one hundred six thousand, eighty-nine".