12143303012 has 12 divisors (see below), whose sum is σ = 21936289536. Its totient is φ = 5875791720.

The previous prime is 12143302999. The next prime is 12143303017. The reversal of 12143303012 is 21030334121.

It is not an unprimeable number, because it can be changed into a prime (12143303017) 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, 48964808 + ... + 48965055.

It is an arithmetic number, because the mean of its divisors is an integer number (1828024128).

Almost surely, 2^12143303012 is an apocalyptic number.

It is an amenable number.

12143303012 is a deficient number, since it is larger than the sum of its proper divisors (9792986524).

12143303012 is a wasteful number, since it uses less digits than its factorization.

12143303012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97929898 (or 97929896 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12143303012 its reverse (21030334121), we get a palindrome (33173637133).

The spelling of 12143303012 in words is "twelve billion, one hundred forty-three million, three hundred three thousand, twelve".