133220221131320 has 64 divisors (see below), whose sum is σ = 320649519667680. Its totient is φ = 49636448649216.

The previous prime is 133220221131311. The next prime is 133220221131391. The reversal of 133220221131320 is 23131122022331.

It is a self number, because there is not a number n which added to its sum of digits gives 133220221131320.

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, 1009790174 + ... + 1009922093.

Almost surely, 2^{133220221131320} is an apocalyptic number.

133220221131320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133220221131320 is an abundant number, since it is smaller than the sum of its proper divisors (187429298536360).

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

133220221131320 is a wasteful number, since it uses less digits than its factorization.

133220221131320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019712392 (or 2019712388 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 133220221131320 its reverse (23131122022331), we get a palindrome (156351343153651).

The spelling of 133220221131320 in words is "one hundred thirty-three trillion, two hundred twenty billion, two hundred twenty-one million, one hundred thirty-one thousand, three hundred twenty".