13233323205 has 36 divisors (see below), whose sum is σ = 24208579980. Its totient is φ = 6686302464.

The previous prime is 13233323203. The next prime is 13233323219. The reversal of 13233323205 is 50232333231.

13233323205 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 332 + 320 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9323447364 + 3909875841 = 96558^2 + 62529^2 .

It is not a de Polignac number, because 13233323205 - 2¹ = 13233323203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13233323203) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 391060 + ... + 423549.

It is an arithmetic number, because the mean of its divisors is an integer number (672460555).

Almost surely, 2^13233323205 is an apocalyptic number.

13233323205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13233323205 is a deficient number, since it is larger than the sum of its proper divisors (10975256775).

13233323205 is a wasteful number, since it uses less digits than its factorization.

13233323205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814658 (or 814636 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 27.

Adding to 13233323205 its reverse (50232333231), we get a palindrome (63465656436).

The spelling of 13233323205 in words is "thirteen billion, two hundred thirty-three million, three hundred twenty-three thousand, two hundred five".