133335422242321 has 8 divisors (see below), whose sum is σ = 143671722244904. Its totient is φ = 123010512105600.

The previous prime is 133335422242303. The next prime is 133335422242331. The reversal of 133335422242321 is 123242224533331.

It can be written as a sum of positive squares in 4 ways, for example, as 5214212406225 + 128121209836096 = 2283465^2 + 11319064^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133335422242321 - 2⁵ = 133335422242289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133335422242331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2847442146 + ... + 2847488971.

It is an arithmetic number, because the mean of its divisors is an integer number (17958965280613).

Almost surely, 2^{133335422242321} is an apocalyptic number.

It is an amenable number.

133335422242321 is a deficient number, since it is larger than the sum of its proper divisors (10336300002583).

133335422242321 is a wasteful number, since it uses less digits than its factorization.

133335422242321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5694932931.

The product of its digits is 622080, while the sum is 40.

Adding to 133335422242321 its reverse (123242224533331), we get a palindrome (256577646775652).

The spelling of 133335422242321 in words is "one hundred thirty-three trillion, three hundred thirty-five billion, four hundred twenty-two million, two hundred forty-two thousand, three hundred twenty-one".