122556645224 has 32 divisors (see below), whose sum is σ = 247485191520. Its totient is φ = 56561167296.

The previous prime is 122556645223. The next prime is 122556645227. The reversal of 122556645224 is 422546655221.

It is a super-2 number, since 2×122556645224² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122556645223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2639699 + ... + 2685725.

It is an arithmetic number, because the mean of its divisors is an integer number (7733912235).

Almost surely, 2^122556645224 is an apocalyptic number.

It is an amenable number.

122556645224 is an abundant number, since it is smaller than the sum of its proper divisors (124928546296).

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

122556645224 is a wasteful number, since it uses less digits than its factorization.

122556645224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71649 (or 71645 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 44.

The spelling of 122556645224 in words is "one hundred twenty-two billion, five hundred fifty-six million, six hundred forty-five thousand, two hundred twenty-four".