13220333132 has 24 divisors (see below), whose sum is σ = 23329252800. Its totient is φ = 6554979200.

The previous prime is 13220333089. The next prime is 13220333149. The reversal of 13220333132 is 23133302231.

It is a junction number, because it is equal to n+sod(n) for n = 13220333098 and 13220333107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349757 + ... + 385707.

It is an arithmetic number, because the mean of its divisors is an integer number (972052200).

Almost surely, 2^13220333132 is an apocalyptic number.

It is an amenable number.

13220333132 is a deficient number, since it is larger than the sum of its proper divisors (10108919668).

13220333132 is a wasteful number, since it uses less digits than its factorization.

13220333132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36721 (or 36719 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13220333132 its reverse (23133302231), we get a palindrome (36353635363).

The spelling of 13220333132 in words is "thirteen billion, two hundred twenty million, three hundred thirty-three thousand, one hundred thirty-two".