12200816 has 20 divisors (see below), whose sum is σ = 23823624. Its totient is φ = 6052800.

The previous prime is 12200807. The next prime is 12200827. The reversal of 12200816 is 61800221.

12200816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12200816² = 297719822131712, which contains 22 as substring.

It is a congruent number.

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, 815 + ... + 5006.

Almost surely, 2^12200816 is an apocalyptic number.

12200816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12200816 is a deficient number, since it is larger than the sum of its proper divisors (11622808).

12200816 is a wasteful number, since it uses less digits than its factorization.

12200816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960 (or 5954 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 12200816 is about 3492.9666474216. The cubic root of 12200816 is about 230.2128841826.

The spelling of 12200816 in words is "twelve million, two hundred thousand, eight hundred sixteen".