122655112 has 16 divisors (see below), whose sum is σ = 230278860. Its totient is φ = 61247424.

The previous prime is 122655109. The next prime is 122655121. The reversal of 122655112 is 211556221.

It can be written as a sum of positive squares in 2 ways, for example, as 116769636 + 5885476 = 10806^2 + 2426^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3243 + ... + 15994.

Almost surely, 2^122655112 is an apocalyptic number.

It is an amenable number.

122655112 is a deficient number, since it is larger than the sum of its proper divisors (107623748).

122655112 is a wasteful number, since it uses less digits than its factorization.

122655112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20040 (or 20036 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 122655112 is about 11074.9768397049. The cubic root of 122655112 is about 496.8537261147.

The spelling of 122655112 in words is "one hundred twenty-two million, six hundred fifty-five thousand, one hundred twelve".