133311201020 has 48 divisors (see below), whose sum is σ = 282095261280. Its totient is φ = 52916803584.

The previous prime is 133311200983. The next prime is 133311201059. The reversal of 133311201020 is 20102113331.

133311201020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 133311201020.

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, 10019012 + ... + 10032308.

It is an arithmetic number, because the mean of its divisors is an integer number (5876984610).

Almost surely, 2^133311201020 is an apocalyptic number.

133311201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133311201020 is an abundant number, since it is smaller than the sum of its proper divisors (148784060260).

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

133311201020 is a wasteful number, since it uses less digits than its factorization.

133311201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17102 (or 17100 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 133311201020 its reverse (20102113331), we get a palindrome (153413314351).

The spelling of 133311201020 in words is "one hundred thirty-three billion, three hundred eleven million, two hundred one thousand, twenty".