331142213044 has 12 divisors (see below), whose sum is σ = 581159330500. Its totient is φ = 165096690048.

The previous prime is 331142212949. The next prime is 331142213071. The reversal of 331142213044 is 440312241133.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 285303403044 + 45838810000 = 534138^2 + 214100^2 .

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, 118602549 + ... + 118605340.

Almost surely, 2^331142213044 is an apocalyptic number.

It is an amenable number.

331142213044 is a deficient number, since it is larger than the sum of its proper divisors (250017117456).

331142213044 is a wasteful number, since it uses less digits than its factorization.

331142213044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237208242 (or 237208240 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 331142213044 its reverse (440312241133), we get a palindrome (771454454177).

The spelling of 331142213044 in words is "three hundred thirty-one billion, one hundred forty-two million, two hundred thirteen thousand, forty-four".