331210220130213 has 4 divisors (see below), whose sum is σ = 441613626840288. Its totient is φ = 220806813420140.

The previous prime is 331210220130193. The next prime is 331210220130227. The reversal of 331210220130213 is 312031022012133.

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 331210220130213 - 2²⁴ = 331210203352997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331210220130263) 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, 55201703355033 + ... + 55201703355038.

It is an arithmetic number, because the mean of its divisors is an integer number (110403406710072).

Almost surely, 2^{331210220130213} is an apocalyptic number.

It is an amenable number.

331210220130213 is a deficient number, since it is larger than the sum of its proper divisors (110403406710075).

331210220130213 is a wasteful number, since it uses less digits than its factorization.

331210220130213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110403406710074.

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

Adding to 331210220130213 its reverse (312031022012133), we get a palindrome (643241242142346).

The spelling of 331210220130213 in words is "three hundred thirty-one trillion, two hundred ten billion, two hundred twenty million, one hundred thirty thousand, two hundred thirteen".