13212253323 has 24 divisors (see below), whose sum is σ = 19434058800. Its totient is φ = 8647176384.

The previous prime is 13212253319. The next prime is 13212253333. The reversal of 13212253323 is 32335221231.

It is a happy number.

13212253323 is a `hidden beast` number, since 1 + 3 + 2 + 122 + 533 + 2 + 3 = 666.

13212253323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13212253323 - 2² = 13212253319 is a prime.

It is a super-2 number, since 2×13212253323² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13212253333) 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 23 ways as a sum of consecutive naturals, for example, 385533 + ... + 418401.

It is an arithmetic number, because the mean of its divisors is an integer number (809752450).

Almost surely, 2^13212253323 is an apocalyptic number.

13212253323 is a deficient number, since it is larger than the sum of its proper divisors (6221805477).

13212253323 is a wasteful number, since it uses less digits than its factorization.

13212253323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33691 (or 33688 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

Adding to 13212253323 its reverse (32335221231), we get a palindrome (45547474554).

The spelling of 13212253323 in words is "thirteen billion, two hundred twelve million, two hundred fifty-three thousand, three hundred twenty-three".