331142404430342 has 16 divisors (see below), whose sum is σ = 515879980945920. Its totient is φ = 159301827444168.

The previous prime is 331142404430339. The next prime is 331142404430393. The reversal of 331142404430342 is 243034404241133.

It is a junction number, because it is equal to n+sod(n) for n = 331142404430296 and 331142404430305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29854160018 + ... + 29854171109.

It is an arithmetic number, because the mean of its divisors is an integer number (32242498809120).

Almost surely, 2^{331142404430342} is an apocalyptic number.

331142404430342 is a deficient number, since it is larger than the sum of its proper divisors (184737576515578).

331142404430342 is a wasteful number, since it uses less digits than its factorization.

331142404430342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59708331235.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 331142404430342 its reverse (243034404241133), we get a palindrome (574176808671475).

The spelling of 331142404430342 in words is "three hundred thirty-one trillion, one hundred forty-two billion, four hundred four million, four hundred thirty thousand, three hundred forty-two".