12200443 has 2 divisors, whose sum is σ = 12200444. Its totient is φ = 12200442.

The previous prime is 12200437. The next prime is 12200471. The reversal of 12200443 is 34400221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12200443 is a prime.

It is not a weakly prime, because it can be changed into another prime (12200483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100221 + 6100222.

It is an arithmetic number, because the mean of its divisors is an integer number (6100222).

Almost surely, 2^12200443 is an apocalyptic number.

12200443 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200443 is an equidigital number, since it uses as much as digits as its factorization.

12200443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12200443 is about 3492.9132540045. The cubic root of 12200443 is about 230.2105381570.

Adding to 12200443 its reverse (34400221), we get a palindrome (46600664).

The spelling of 12200443 in words is "twelve million, two hundred thousand, four hundred forty-three".