13443021002 has 12 divisors (see below), whose sum is σ = 21079370130. Its totient is φ = 6429270408.

The previous prime is 13443020989. The next prime is 13443021013. The reversal of 13443021002 is 20012034431.

It can be written as a sum of positive squares in only one way, i.e., 7230270961 + 6212750041 = 85031^2 + 78821^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 6351977 + ... + 6354092.

Almost surely, 2^13443021002 is an apocalyptic number.

13443021002 is a deficient number, since it is larger than the sum of its proper divisors (7636349128).

13443021002 is a wasteful number, since it uses less digits than its factorization.

13443021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12706117 (or 12706094 counting only the distinct ones).

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

Adding to 13443021002 its reverse (20012034431), we get a palindrome (33455055433).

The spelling of 13443021002 in words is "thirteen billion, four hundred forty-three million, twenty-one thousand, two".