12242200 has 24 divisors (see below), whose sum is σ = 28463580. Its totient is φ = 4896800.

The previous prime is 12242189. The next prime is 12242201. The reversal of 12242200 is 224221.

12242200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30406 + ... + 30805.

Almost surely, 2^12242200 is an apocalyptic number.

12242200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12242200 is an abundant number, since it is smaller than the sum of its proper divisors (16221380).

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

12242200 is a wasteful number, since it uses less digits than its factorization.

12242200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61227 (or 61218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 12242200 is about 3498.8855368531. The cubic root of 12242200 is about 230.4728771357.

Adding to 12242200 its reverse (224221), we get a palindrome (12466421).

The spelling of 12242200 in words is "twelve million, two hundred forty-two thousand, two hundred".