12201143044 has 12 divisors (see below), whose sum is σ = 21354356800. Its totient is φ = 6099898248.

The previous prime is 12201143041. The next prime is 12201143057. The reversal of 12201143044 is 44034110221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12201143041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126384 + ... + 200935.

Almost surely, 2^12201143044 is an apocalyptic number.

It is an amenable number.

12201143044 is a deficient number, since it is larger than the sum of its proper divisors (9153213756).

12201143044 is a wasteful number, since it uses less digits than its factorization.

12201143044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336642 (or 336640 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12201143044 its reverse (44034110221), we get a palindrome (56235253265).

The spelling of 12201143044 in words is "twelve billion, two hundred one million, one hundred forty-three thousand, forty-four".