13152324352221 has 48 divisors (see below), whose sum is σ = 20536096269312. Its totient is φ = 8087556153600.

The previous prime is 13152324352201. The next prime is 13152324352319. The reversal of 13152324352221 is 12225342325131.

13152324352221 is a `hidden beast` number, since 1 + 3 + 1 + 52 + 32 + 4 + 352 + 221 = 666.

It is not a de Polignac number, because 13152324352221 - 2⁶ = 13152324352157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13152324352201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1843810 + ... + 5450163.

It is an arithmetic number, because the mean of its divisors is an integer number (427835338944).

Almost surely, 2^{13152324352221} is an apocalyptic number.

It is an amenable number.

13152324352221 is a deficient number, since it is larger than the sum of its proper divisors (7383771917091).

13152324352221 is a wasteful number, since it uses less digits than its factorization.

13152324352221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7294314 (or 7294311 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 13152324352221 its reverse (12225342325131), we get a palindrome (25377666677352).

The spelling of 13152324352221 in words is "thirteen trillion, one hundred fifty-two billion, three hundred twenty-four million, three hundred fifty-two thousand, two hundred twenty-one".