12200116 has 6 divisors (see below), whose sum is σ = 21350210. Its totient is φ = 6100056.

The previous prime is 12200063. The next prime is 12200117. The reversal of 12200116 is 61100221.

It can be written as a sum of positive squares in only one way, i.e., 10627600 + 1572516 = 3260^2 + 1254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12200096 and 12200105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1525011 + ... + 1525018.

Almost surely, 2^12200116 is an apocalyptic number.

It is an amenable number.

12200116 is a deficient number, since it is larger than the sum of its proper divisors (9150094).

12200116 is a wasteful number, since it uses less digits than its factorization.

12200116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050033 (or 3050031 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 12200116 is about 3492.8664446268. The cubic root of 12200116 is about 230.2084814142.

Adding to 12200116 its reverse (61100221), we get a palindrome (73300337).

The spelling of 12200116 in words is "twelve million, two hundred thousand, one hundred sixteen".