202130121033213 has 4 divisors (see below), whose sum is σ = 269506828044288. Its totient is φ = 134753414022140.

The previous prime is 202130121033199. The next prime is 202130121033241. The reversal of 202130121033213 is 312330121031202.

202130121033213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-202130121033213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202130120033213) 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, 33688353505533 + ... + 33688353505538.

It is an arithmetic number, because the mean of its divisors is an integer number (67376707011072).

Almost surely, 2^{202130121033213} is an apocalyptic number.

It is an amenable number.

202130121033213 is a deficient number, since it is larger than the sum of its proper divisors (67376707011075).

202130121033213 is an equidigital number, since it uses as much as digits as its factorization.

202130121033213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67376707011074.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 202130121033213 its reverse (312330121031202), we get a palindrome (514460242064415).

The spelling of 202130121033213 in words is "two hundred two trillion, one hundred thirty billion, one hundred twenty-one million, thirty-three thousand, two hundred thirteen".