133344200020 has 12 divisors (see below), whose sum is σ = 280022820084. Its totient is φ = 53337680000.

The previous prime is 133344199987. The next prime is 133344200023. The reversal of 133344200020 is 20002443331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 83389267984 + 49954932036 = 288772^2 + 223506^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133344199964 and 133344200000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133344200023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3333604981 + ... + 3333605020.

It is an arithmetic number, because the mean of its divisors is an integer number (23335235007).

Almost surely, 2^133344200020 is an apocalyptic number.

133344200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133344200020 is an abundant number, since it is smaller than the sum of its proper divisors (146678620064).

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

133344200020 is a wasteful number, since it uses less digits than its factorization.

133344200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6667210010 (or 6667210008 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 133344200020 its reverse (20002443331), we get a palindrome (153346643351).

The spelling of 133344200020 in words is "one hundred thirty-three billion, three hundred forty-four million, two hundred thousand, twenty".