331142402420312 has 16 divisors (see below), whose sum is σ = 709590862329360. Its totient is φ = 141918172465824.

The previous prime is 331142402420299. The next prime is 331142402420327. The reversal of 331142402420312 is 213024204241133.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2956628592983 + ... + 2956628593094.

It is an arithmetic number, because the mean of its divisors is an integer number (44349428895585).

Almost surely, 2^{331142402420312} is an apocalyptic number.

It is an amenable number.

331142402420312 is an abundant number, since it is smaller than the sum of its proper divisors (378448459909048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331142402420312 is a wasteful number, since it uses less digits than its factorization.

331142402420312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913257186090 (or 5913257186086 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 331142402420312 its reverse (213024204241133), we get a palindrome (544166606661445).

The spelling of 331142402420312 in words is "three hundred thirty-one trillion, one hundred forty-two billion, four hundred two million, four hundred twenty thousand, three hundred twelve".