122000056 has 16 divisors (see below), whose sum is σ = 229665240. Its totient is φ = 60756000.

The previous prime is 122000033. The next prime is 122000057. The reversal of 122000056 is 650000221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122000057) 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 3 ways as a sum of consecutive naturals, for example, 28371 + ... + 32386.

Almost surely, 2^122000056 is an apocalyptic number.

It is an amenable number.

122000056 is a deficient number, since it is larger than the sum of its proper divisors (107665184).

122000056 is a wasteful number, since it uses less digits than its factorization.

122000056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61014 (or 61010 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 122000056 is about 11045.3635521879. The cubic root of 122000056 is about 495.9676422700.

Adding to 122000056 its reverse (650000221), we get a palindrome (772000277).

The spelling of 122000056 in words is "one hundred twenty-two million, fifty-six", and thus it is an aban number.