202102221330133 has 4 divisors (see below), whose sum is σ = 202831832237740. Its totient is φ = 201372610422528.

The previous prime is 202102221330101. The next prime is 202102221330161. The reversal of 202102221330133 is 331033122201202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74016822509809 + 128085398820324 = 8603303^2 + 11317482^2 .

It is a cyclic number.

It is not a de Polignac number, because 202102221330133 - 2⁵ = 202102221330101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202102221330098 and 202102221330107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202102221330193) 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, 364805453388 + ... + 364805453941.

It is an arithmetic number, because the mean of its divisors is an integer number (50707958059435).

Almost surely, 2^{202102221330133} is an apocalyptic number.

It is an amenable number.

202102221330133 is a deficient number, since it is larger than the sum of its proper divisors (729610907607).

202102221330133 is an equidigital number, since it uses as much as digits as its factorization.

202102221330133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729610907606.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 202102221330133 its reverse (331033122201202), we get a palindrome (533135343531335).

The spelling of 202102221330133 in words is "two hundred two trillion, one hundred two billion, two hundred twenty-one million, three hundred thirty thousand, one hundred thirty-three".