12201222332 has 24 divisors (see below), whose sum is σ = 23337821136. Its totient is φ = 5547282048.

The previous prime is 12201222323. The next prime is 12201222353. The reversal of 12201222332 is 23322210221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1747553 + ... + 1754520.

It is an arithmetic number, because the mean of its divisors is an integer number (972409214).

Almost surely, 2^12201222332 is an apocalyptic number.

It is an amenable number.

12201222332 is a deficient number, since it is larger than the sum of its proper divisors (11136598804).

12201222332 is a wasteful number, since it uses less digits than its factorization.

12201222332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3502157 (or 3502155 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12201222332 its reverse (23322210221), we get a palindrome (35523432553).

The spelling of 12201222332 in words is "twelve billion, two hundred one million, two hundred twenty-two thousand, three hundred thirty-two".