133403402340321 has 8 divisors (see below), whose sum is σ = 177872493780960. Its totient is φ = 88934956229952.

The previous prime is 133403402340289. The next prime is 133403402340323. The reversal of 133403402340321 is 123043204304331.

It is a happy number.

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

It is not a de Polignac number, because 133403402340321 - 2⁵ = 133403402340289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133403402340323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160850011 + ... + 161677248.

It is an arithmetic number, because the mean of its divisors is an integer number (22234061722620).

Almost surely, 2^{133403402340321} is an apocalyptic number.

It is an amenable number.

133403402340321 is a deficient number, since it is larger than the sum of its proper divisors (44469091440639).

133403402340321 is a wasteful number, since it uses less digits than its factorization.

133403402340321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322665135.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 133403402340321 its reverse (123043204304331), we get a palindrome (256446606644652).

The spelling of 133403402340321 in words is "one hundred thirty-three trillion, four hundred three billion, four hundred two million, three hundred forty thousand, three hundred twenty-one".