13521225313233 has 24 divisors (see below), whose sum is σ = 21306393085536. Its totient is φ = 8194597444800.

The previous prime is 13521225313231. The next prime is 13521225313237. The reversal of 13521225313233 is 33231352212531.

13521225313233 is a `hidden beast` number, since 1 + 3 + 52 + 12 + 2 + 531 + 32 + 33 = 666.

It is not a de Polignac number, because 13521225313233 - 2¹ = 13521225313231 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13521225313231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9711066 + ... + 11015772.

It is an arithmetic number, because the mean of its divisors is an integer number (887766378564).

Almost surely, 2^{13521225313233} is an apocalyptic number.

It is an amenable number.

13521225313233 is a deficient number, since it is larger than the sum of its proper divisors (7785167772303).

13521225313233 is a wasteful number, since it uses less digits than its factorization.

13521225313233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409405 (or 1409402 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

Adding to 13521225313233 its reverse (33231352212531), we get a palindrome (46752577525764).

The spelling of 13521225313233 in words is "thirteen trillion, five hundred twenty-one billion, two hundred twenty-five million, three hundred thirteen thousand, two hundred thirty-three".