120216654056 has 16 divisors (see below), whose sum is σ = 233178855300. Its totient is φ = 58035625984.

The previous prime is 120216654037. The next prime is 120216654101. The reversal of 120216654056 is 650456612021.

It can be written as a sum of positive squares in 2 ways, for example, as 118428209956 + 1788444100 = 344134^2 + 42290^2 .

It is a super-2 number, since 2×120216654056² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259087385 + ... + 259087848.

Almost surely, 2^120216654056 is an apocalyptic number.

It is an amenable number.

120216654056 is a deficient number, since it is larger than the sum of its proper divisors (112962201244).

120216654056 is a wasteful number, since it uses less digits than its factorization.

120216654056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518175268 (or 518175264 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 120216654056 in words is "one hundred twenty billion, two hundred sixteen million, six hundred fifty-four thousand, fifty-six".