331012421242342 has 32 divisors (see below), whose sum is σ = 579039136603200. Its totient is φ = 141860344026240.

The previous prime is 331012421242337. The next prime is 331012421242367. The reversal of 331012421242342 is 243242124210133.

It is a junction number, because it is equal to n+sod(n) for n = 331012421242298 and 331012421242307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42713742 + ... + 49864702.

It is an arithmetic number, because the mean of its divisors is an integer number (18094973018850).

Almost surely, 2^{331012421242342} is an apocalyptic number.

331012421242342 is a deficient number, since it is larger than the sum of its proper divisors (248026715360858).

331012421242342 is an equidigital number, since it uses as much as digits as its factorization.

331012421242342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7218461 (or 7218447 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 331012421242342 its reverse (243242124210133), we get a palindrome (574254545452475).

The spelling of 331012421242342 in words is "three hundred thirty-one trillion, twelve billion, four hundred twenty-one million, two hundred forty-two thousand, three hundred forty-two".