331012220200313 has 4 divisors (see below), whose sum is σ = 334731458629620. Its totient is φ = 327292981771008.

The previous prime is 331012220200303. The next prime is 331012220200393. The reversal of 331012220200313 is 313002022210133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 180230839800064 + 150781380400249 = 13425008^2 + 12279307^2 .

It is a cyclic number.

It is not a de Polignac number, because 331012220200313 - 2¹⁰ = 331012220199289 is a prime.

It is a super-3 number, since 3×331012220200313³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331012220200303) 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, 1859619214520 + ... + 1859619214697.

It is an arithmetic number, because the mean of its divisors is an integer number (83682864657405).

Almost surely, 2^{331012220200313} is an apocalyptic number.

It is an amenable number.

331012220200313 is a deficient number, since it is larger than the sum of its proper divisors (3719238429307).

331012220200313 is an equidigital number, since it uses as much as digits as its factorization.

331012220200313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719238429306.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 331012220200313 its reverse (313002022210133), we get a palindrome (644014242410446).

The spelling of 331012220200313 in words is "three hundred thirty-one trillion, twelve billion, two hundred twenty million, two hundred thousand, three hundred thirteen".