331223043014242 has 12 divisors (see below), whose sum is σ = 513378483426198. Its totient is φ = 160269214360800.

The previous prime is 331223043014161. The next prime is 331223043014431. The reversal of 331223043014242 is 242410340322133.

It can be written as a sum of positive squares in only one way, i.e., 219397684302241 + 111825358712001 = 14812079^2 + 10574751^2 .

It is a super-2 number, since 2×331223043014242² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331223043014198 and 331223043014207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86166242359 + ... + 86166246202.

Almost surely, 2^{331223043014242} is an apocalyptic number.

331223043014242 is a deficient number, since it is larger than the sum of its proper divisors (182155440411956).

331223043014242 is a wasteful number, since it uses less digits than its factorization.

331223043014242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172332488625 (or 172332488594 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 331223043014242 its reverse (242410340322133), we get a palindrome (573633383336375).

The spelling of 331223043014242 in words is "three hundred thirty-one trillion, two hundred twenty-three billion, forty-three million, fourteen thousand, two hundred forty-two".