122423430663 has 6 divisors (see below), whose sum is σ = 176833844304. Its totient is φ = 81615620436.

The previous prime is 122423430643. The next prime is 122423430677. The reversal of 122423430663 is 366034324221.

122423430663 is a `hidden beast` number, since 12 + 242 + 343 + 0 + 6 + 63 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-122423430663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122423430643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6801301695 + ... + 6801301712.

It is an arithmetic number, because the mean of its divisors is an integer number (29472307384).

Almost surely, 2^122423430663 is an apocalyptic number.

122423430663 is a deficient number, since it is larger than the sum of its proper divisors (54410413641).

122423430663 is a wasteful number, since it uses less digits than its factorization.

122423430663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13602603413 (or 13602603410 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 122423430663 its reverse (366034324221), we get a palindrome (488457754884).

The spelling of 122423430663 in words is "one hundred twenty-two billion, four hundred twenty-three million, four hundred thirty thousand, six hundred sixty-three".