13323021212 has 24 divisors (see below), whose sum is σ = 23623231632. Its totient is φ = 6574089600.

The previous prime is 13323021211. The next prime is 13323021241. The reversal of 13323021212 is 21212032331.

13323021212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323021211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24608 + ... + 165080.

It is an arithmetic number, because the mean of its divisors is an integer number (984301318).

Almost surely, 2^13323021212 is an apocalyptic number.

It is an amenable number.

13323021212 is a deficient number, since it is larger than the sum of its proper divisors (10300210420).

13323021212 is a wasteful number, since it uses less digits than its factorization.

13323021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140789 (or 140787 counting only the distinct ones).

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

Adding to 13323021212 its reverse (21212032331), we get a palindrome (34535053543).

The spelling of 13323021212 in words is "thirteen billion, three hundred twenty-three million, twenty-one thousand, two hundred twelve".