13313212 has 12 divisors (see below), whose sum is σ = 25416216. Its totient is φ = 6051440.

The previous prime is 13313207. The next prime is 13313221. The reversal of 13313212 is 21231331.

13313212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13313212² = 354483227513888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151243 + ... + 151330.

It is an arithmetic number, because the mean of its divisors is an integer number (2118018).

Almost surely, 2^13313212 is an apocalyptic number.

It is an amenable number.

13313212 is a deficient number, since it is larger than the sum of its proper divisors (12103004).

13313212 is a wasteful number, since it uses less digits than its factorization.

13313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302588 (or 302586 counting only the distinct ones).

The product of its digits is 108, while the sum is 16.

The square root of 13313212 is about 3648.7274493993. The cubic root of 13313212 is about 237.0068778529.

Adding to 13313212 its reverse (21231331), we get a palindrome (34544543).

The spelling of 13313212 in words is "thirteen million, three hundred thirteen thousand, two hundred twelve".