202102133230213 has 4 divisors (see below), whose sum is σ = 202196972337568. Its totient is φ = 202007294122860.

The previous prime is 202102133230189. The next prime is 202102133230271. The reversal of 202102133230213 is 312032331201202.

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 202102133230213 - 2³³ = 202093543295621 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 (202102133230513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47419550481 + ... + 47419554742.

It is an arithmetic number, because the mean of its divisors is an integer number (50549243084392).

Almost surely, 2^{202102133230213} is an apocalyptic number.

It is an amenable number.

202102133230213 is a deficient number, since it is larger than the sum of its proper divisors (94839107355).

202102133230213 is an equidigital number, since it uses as much as digits as its factorization.

202102133230213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94839107354.

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

Adding to 202102133230213 its reverse (312032331201202), we get a palindrome (514134464431415).

The spelling of 202102133230213 in words is "two hundred two trillion, one hundred two billion, one hundred thirty-three million, two hundred thirty thousand, two hundred thirteen".