133303302232021 has 4 divisors (see below), whose sum is σ = 133666526489152. Its totient is φ = 132940077974892.

The previous prime is 133303302232019. The next prime is 133303302232033. The reversal of 133303302232021 is 120232203303331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133303302232021 - 2¹ = 133303302232019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133303302238021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181612128015 + ... + 181612128748.

It is an arithmetic number, because the mean of its divisors is an integer number (33416631622288).

Almost surely, 2^{133303302232021} is an apocalyptic number.

It is an amenable number.

133303302232021 is a deficient number, since it is larger than the sum of its proper divisors (363224257131).

133303302232021 is an equidigital number, since it uses as much as digits as its factorization.

133303302232021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363224257130.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 133303302232021 its reverse (120232203303331), we get a palindrome (253535505535352).

The spelling of 133303302232021 in words is "one hundred thirty-three trillion, three hundred three billion, three hundred two million, two hundred thirty-two thousand, twenty-one".