133312220033321 has 32 divisors (see below), whose sum is σ = 156760129566720. Its totient is φ = 111012325877376.

The previous prime is 133312220033297. The next prime is 133312220033329. The reversal of 133312220033321 is 123330022213331.

It is not a de Polignac number, because 133312220033321 - 2⁴² = 128914173522217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133312220033329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511336220 + ... + 511596866.

It is an arithmetic number, because the mean of its divisors is an integer number (4898754048960).

Almost surely, 2^{133312220033321} is an apocalyptic number.

It is an amenable number.

133312220033321 is a deficient number, since it is larger than the sum of its proper divisors (23447909533399).

133312220033321 is a wasteful number, since it uses less digits than its factorization.

133312220033321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275733.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 133312220033321 its reverse (123330022213331), we get a palindrome (256642242246652).

The spelling of 133312220033321 in words is "one hundred thirty-three trillion, three hundred twelve billion, two hundred twenty million, thirty-three thousand, three hundred twenty-one".