12032201 has 4 divisors (see below), whose sum is σ = 12099600. Its totient is φ = 11964804.

The previous prime is 12032191. The next prime is 12032203. The reversal of 12032201 is 10223021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12032201 - 2²² = 7837897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12032203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33431 + ... + 33788.

It is an arithmetic number, because the mean of its divisors is an integer number (3024900).

Almost surely, 2^12032201 is an apocalyptic number.

It is an amenable number.

12032201 is a deficient number, since it is larger than the sum of its proper divisors (67399).

12032201 is an equidigital number, since it uses as much as digits as its factorization.

12032201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67398.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12032201 is about 3468.7463153134. The cubic root of 12032201 is about 229.1474486290.

Adding to 12032201 its reverse (10223021), we get a palindrome (22255222).

The spelling of 12032201 in words is "twelve million, thirty-two thousand, two hundred one".