2216120 has 32 divisors (see below), whose sum is σ = 5281200. Its totient is φ = 834048.

The previous prime is 2216117. The next prime is 2216143. The reversal of 2216120 is 216122.

It is a super-2 number, since 2×2216120² = 9822375708800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2216095 and 2216104.

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, 950 + ... + 2309.

2^2216120 is an apocalyptic number.

2216120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2216120 is an abundant number, since it is smaller than the sum of its proper divisors (3065080).

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

2216120 is a wasteful number, since it uses less digits than its factorization.

2216120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287 (or 3283 counting only the distinct ones).

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

The square root of 2216120 is about 1488.6638304197. The cubic root of 2216120 is about 130.3760315765.

The spelling of 2216120 in words is "two million, two hundred sixteen thousand, one hundred twenty".