1312143330044 has 12 divisors (see below), whose sum is σ = 2296657931568. Its totient is φ = 655955349600.

The previous prime is 1312143330041. The next prime is 1312143330059. The reversal of 1312143330044 is 4400333412131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1312143329989 and 1312143330016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312143330041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29053472 + ... + 29098599.

It is an arithmetic number, because the mean of its divisors is an integer number (191388160964).

Almost surely, 2^{1312143330044} is an apocalyptic number.

It is an amenable number.

1312143330044 is a deficient number, since it is larger than the sum of its proper divisors (984514601524).

1312143330044 is a wasteful number, since it uses less digits than its factorization.

1312143330044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58157716 (or 58157714 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1312143330044 its reverse (4400333412131), we get a palindrome (5712476742175).

The spelling of 1312143330044 in words is "one trillion, three hundred twelve billion, one hundred forty-three million, three hundred thirty thousand, forty-four".