331333220313 has 12 divisors (see below), whose sum is σ = 479971662768. Its totient is φ = 220252244280.

The previous prime is 331333220269. The next prime is 331333220321. The reversal of 331333220313 is 313022333133.

331333220313 is a `hidden beast` number, since 3 + 3 + 13 + 332 + 2 + 0 + 313 = 666.

It is not a de Polignac number, because 331333220313 - 2⁶ = 331333220249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331333220353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53044143 + ... + 53050388.

It is an arithmetic number, because the mean of its divisors is an integer number (39997638564).

Almost surely, 2^331333220313 is an apocalyptic number.

It is an amenable number.

331333220313 is a deficient number, since it is larger than the sum of its proper divisors (148638442455).

331333220313 is a wasteful number, since it uses less digits than its factorization.

331333220313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106094884 (or 106094881 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 27.

Adding to 331333220313 its reverse (313022333133), we get a palindrome (644355553446).

The spelling of 331333220313 in words is "three hundred thirty-one billion, three hundred thirty-three million, two hundred twenty thousand, three hundred thirteen".