120217716 has 48 divisors (see below), whose sum is σ = 313633600. Its totient is φ = 39820896.

The previous prime is 120217667. The next prime is 120217753. The reversal of 120217716 is 617712021.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 120217716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14190 + ... + 21018.

Almost surely, 2^120217716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120217716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156816800).

120217716 is an abundant number, since it is smaller than the sum of its proper divisors (193415884).

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

120217716 is a wasteful number, since it uses less digits than its factorization.

120217716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7005 (or 6997 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 120217716 is about 10964.3839772237. The cubic root of 120217716 is about 493.5405312190.

Adding to 120217716 its reverse (617712021), we get a palindrome (737929737).

The spelling of 120217716 in words is "one hundred twenty million, two hundred seventeen thousand, seven hundred sixteen".