133220203300 has 72 divisors (see below), whose sum is σ = 291934301120. Its totient is φ = 52764048000.

The previous prime is 133220203279. The next prime is 133220203429. The reversal of 133220203300 is 3302022331.

It is a happy number.

133220203300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21655225 + ... + 21661375.

Almost surely, 2^133220203300 is an apocalyptic number.

133220203300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133220203300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145967150560).

133220203300 is an abundant number, since it is smaller than the sum of its proper divisors (158714097820).

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

133220203300 is a wasteful number, since it uses less digits than its factorization.

133220203300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8261 (or 8254 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 133220203300 its reverse (3302022331), we get a palindrome (136522225631).

The spelling of 133220203300 in words is "one hundred thirty-three billion, two hundred twenty million, two hundred three thousand, three hundred".