122663336512 has 28 divisors (see below), whose sum is σ = 253993107456. Its totient is φ = 58665073280.

The previous prime is 122663336473. The next prime is 122663336557. The reversal of 122663336512 is 215633366221.

It is a super-2 number, since 2×122663336512² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41664064 + ... + 41667007.

Almost surely, 2^122663336512 is an apocalyptic number.

It is an amenable number.

122663336512 is an abundant number, since it is smaller than the sum of its proper divisors (131329770944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122663336512 is an equidigital number, since it uses as much as digits as its factorization.

122663336512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83331106 (or 83331096 counting only the distinct ones).

The product of its digits is 233280, while the sum is 40.

The spelling of 122663336512 in words is "one hundred twenty-two billion, six hundred sixty-three million, three hundred thirty-six thousand, five hundred twelve".