331143341132 has 12 divisors (see below), whose sum is σ = 579509509320. Its totient is φ = 165569195616.

The previous prime is 331143341101. The next prime is 331143341159. The reversal of 331143341132 is 231143341133.

It is a junction number, because it is equal to n+sod(n) for n = 331143341095 and 331143341104.

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, 299378 + ... + 867129.

It is an arithmetic number, because the mean of its divisors is an integer number (48292459110).

Almost surely, 2^331143341132 is an apocalyptic number.

It is an amenable number.

331143341132 is a deficient number, since it is larger than the sum of its proper divisors (248366168188).

331143341132 is a wasteful number, since it uses less digits than its factorization.

331143341132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237480 (or 1237478 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

Adding to 331143341132 its reverse (231143341133), we get a palindrome (562286682265).

Subtracting from 331143341132 its reverse (231143341133), we obtain a palindrome (99999999999).

The spelling of 331143341132 in words is "three hundred thirty-one billion, one hundred forty-three million, three hundred forty-one thousand, one hundred thirty-two".