331122110302013 has 4 divisors (see below), whose sum is σ = 335313529419840. Its totient is φ = 326930691184188.

The previous prime is 331122110301977. The next prime is 331122110302033. The reversal of 331122110302013 is 310203011221133.

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 331122110302013 - 2³⁶ = 331053390825277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331122110302013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331122110302033) 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, 2095709558795 + ... + 2095709558952.

It is an arithmetic number, because the mean of its divisors is an integer number (83828382354960).

Almost surely, 2^{331122110302013} is an apocalyptic number.

It is an amenable number.

331122110302013 is a deficient number, since it is larger than the sum of its proper divisors (4191419117827).

331122110302013 is an equidigital number, since it uses as much as digits as its factorization.

331122110302013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4191419117826.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 331122110302013 its reverse (310203011221133), we get a palindrome (641325121523146).

The spelling of 331122110302013 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, one hundred ten million, three hundred two thousand, thirteen".