121112756676056 has 16 divisors (see below), whose sum is σ = 227086550103600. Its totient is φ = 60556343315104.

The previous prime is 121112756676047. The next prime is 121112756676059. The reversal of 121112756676056 is 650676657211121.

It is a junction number, because it is equal to n+sod(n) for n = 121112756675992 and 121112756676010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121112756676059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15777530 + ... + 22162038.

It is an arithmetic number, because the mean of its divisors is an integer number (14192909381475).

Almost surely, 2^{121112756676056} is an apocalyptic number.

It is an amenable number.

121112756676056 is a deficient number, since it is larger than the sum of its proper divisors (105973793427544).

121112756676056 is a wasteful number, since it uses less digits than its factorization.

121112756676056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8755738 (or 8755734 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 56.

The spelling of 121112756676056 in words is "one hundred twenty-one trillion, one hundred twelve billion, seven hundred fifty-six million, six hundred seventy-six thousand, fifty-six".