120216155612 has 24 divisors (see below), whose sum is σ = 240546324480. Its totient is φ = 51496778160.

The previous prime is 120216155599. The next prime is 120216155621. The reversal of 120216155612 is 216551612021.

120216155612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 957812 + ... + 1076027.

It is an arithmetic number, because the mean of its divisors is an integer number (10022763520).

Almost surely, 2^120216155612 is an apocalyptic number.

It is an amenable number.

120216155612 is an abundant number, since it is smaller than the sum of its proper divisors (120330168868).

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

120216155612 is a wasteful number, since it uses less digits than its factorization.

120216155612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035961 (or 2035959 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

Adding to 120216155612 its reverse (216551612021), we get a palindrome (336767767633).

The spelling of 120216155612 in words is "one hundred twenty billion, two hundred sixteen million, one hundred fifty-five thousand, six hundred twelve".