120002216 has 16 divisors (see below), whose sum is σ = 226516500. Its totient is φ = 59597824.

The previous prime is 120002213. The next prime is 120002237. The reversal of 120002216 is 612200021.

It can be written as a sum of positive squares in 2 ways, for example, as 119990116 + 12100 = 10954^2 + 110^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120002216.

It is not an unprimeable number, because it can be changed into a prime (120002213) 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, 49145 + ... + 51528.

Almost surely, 2^120002216 is an apocalyptic number.

It is an amenable number.

120002216 is a deficient number, since it is larger than the sum of its proper divisors (106514284).

120002216 is a wasteful number, since it uses less digits than its factorization.

120002216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100828 (or 100824 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 120002216 is about 10954.5522957353. The cubic root of 120002216 is about 493.2454510285.

Adding to 120002216 its reverse (612200021), we get a palindrome (732202237).

The spelling of 120002216 in words is "one hundred twenty million, two thousand, two hundred sixteen".