13220132332 has 36 divisors (see below), whose sum is σ = 26049908808. Its totient is φ = 5862577600.

The previous prime is 13220132329. The next prime is 13220132339. The reversal of 13220132332 is 23323102231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (13220132339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 313258 + ... + 352945.

It is an arithmetic number, because the mean of its divisors is an integer number (723608578).

Almost surely, 2^13220132332 is an apocalyptic number.

It is an amenable number.

13220132332 is a deficient number, since it is larger than the sum of its proper divisors (12829776476).

13220132332 is a wasteful number, since it uses less digits than its factorization.

13220132332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666270 (or 666257 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13220132332 its reverse (23323102231), we get a palindrome (36543234563).

The spelling of 13220132332 in words is "thirteen billion, two hundred twenty million, one hundred thirty-two thousand, three hundred thirty-two".