331302413330242 has 8 divisors (see below), whose sum is σ = 497056872372156. Its totient is φ = 165616789206192.

The previous prime is 331302413330237. The next prime is 331302413330249. The reversal of 331302413330242 is 242033314203133.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 323942798524921 + 7359614805321 = 17998411^2 + 2712861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×331302413330242² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331302413330198 and 331302413330207.

It is not an unprimeable number, because it can be changed into a prime (331302413330249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17208717433 + ... + 17208736684.

Almost surely, 2^{331302413330242} is an apocalyptic number.

331302413330242 is a deficient number, since it is larger than the sum of its proper divisors (165754459041914).

331302413330242 is a wasteful number, since it uses less digits than its factorization.

331302413330242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34417458932.

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 331302413330242 its reverse (242033314203133), we get a palindrome (573335727533375).

The spelling of 331302413330242 in words is "three hundred thirty-one trillion, three hundred two billion, four hundred thirteen million, three hundred thirty thousand, two hundred forty-two".