331012434043000 has 128 divisors (see below), whose sum is σ = 799589267043840. Its totient is φ = 128128385280000.

The previous prime is 331012434042991. The next prime is 331012434043033. The reversal of 331012434043000 is 340434210133.

It is a self number, because there is not a number n which added to its sum of digits gives 331012434043000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 769235904 + ... + 769666096.

It is an arithmetic number, because the mean of its divisors is an integer number (6246791148780).

Almost surely, 2^{331012434043000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331012434043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399794633521920).

331012434043000 is an abundant number, since it is smaller than the sum of its proper divisors (468576833000840).

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

331012434043000 is a wasteful number, since it uses less digits than its factorization.

331012434043000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455066 (or 455052 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 331012434043000 its reverse (340434210133), we get a palindrome (331352868253133).

The spelling of 331012434043000 in words is "three hundred thirty-one trillion, twelve billion, four hundred thirty-four million, forty-three thousand".