13221430113332 has 48 divisors (see below), whose sum is σ = 26468018881920. Its totient is φ = 5660937389952.

The previous prime is 13221430113319. The next prime is 13221430113379. The reversal of 13221430113332 is 23331103412231.

It is a junction number, because it is equal to n+sod(n) for n = 13221430113295 and 13221430113304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285481394 + ... + 285527702.

It is an arithmetic number, because the mean of its divisors is an integer number (551417060040).

Almost surely, 2^{13221430113332} is an apocalyptic number.

It is an amenable number.

13221430113332 is an abundant number, since it is smaller than the sum of its proper divisors (13246588768588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13221430113332 is a wasteful number, since it uses less digits than its factorization.

13221430113332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55800 (or 55798 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 13221430113332 its reverse (23331103412231), we get a palindrome (36552533525563).

The spelling of 13221430113332 in words is "thirteen trillion, two hundred twenty-one billion, four hundred thirty million, one hundred thirteen thousand, three hundred thirty-two".