331202222213 has 4 divisors (see below), whose sum is σ = 331258911648. Its totient is φ = 331145532780.

The previous prime is 331202222189. The next prime is 331202222227. The reversal of 331202222213 is 312222202133.

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 331202222213 - 2⁸ = 331202221957 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 (331202222293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28335953 + ... + 28347638.

It is an arithmetic number, because the mean of its divisors is an integer number (82814727912).

Almost surely, 2^331202222213 is an apocalyptic number.

It is an amenable number.

331202222213 is a deficient number, since it is larger than the sum of its proper divisors (56689435).

331202222213 is an equidigital number, since it uses as much as digits as its factorization.

331202222213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56689434.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 331202222213 its reverse (312222202133), we get a palindrome (643424424346).

The spelling of 331202222213 in words is "three hundred thirty-one billion, two hundred two million, two hundred twenty-two thousand, two hundred thirteen".