13211324343 has 128 divisors (see below), whose sum is σ = 24222105600. Its totient is φ = 6956409600.

The previous prime is 13211324327. The next prime is 13211324369. The reversal of 13211324343 is 34342311231.

It is a happy number.

13211324343 is a `hidden beast` number, since 13 + 211 + 3 + 2 + 434 + 3 = 666.

It is not a de Polignac number, because 13211324343 - 2⁴ = 13211324327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13211324143) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10328778 + ... + 10330056.

It is an arithmetic number, because the mean of its divisors is an integer number (189235200).

Almost surely, 2^13211324343 is an apocalyptic number.

13211324343 is a deficient number, since it is larger than the sum of its proper divisors (11010781257).

13211324343 is a wasteful number, since it uses less digits than its factorization.

13211324343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410 (or 1404 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 13211324343 its reverse (34342311231), we get a palindrome (47553635574).

The spelling of 13211324343 in words is "thirteen billion, two hundred eleven million, three hundred twenty-four thousand, three hundred forty-three".