1031320142044 has 12 divisors (see below), whose sum is σ = 1899800261800. Its totient is φ = 488520067248.

The previous prime is 1031320142009. The next prime is 1031320142089. The reversal of 1031320142044 is 4402410231301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6785000859 + ... + 6785001010.

Almost surely, 2^{1031320142044} is an apocalyptic number.

It is an amenable number.

1031320142044 is a deficient number, since it is larger than the sum of its proper divisors (868480119756).

1031320142044 is a wasteful number, since it uses less digits than its factorization.

1031320142044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13570001892 (or 13570001890 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1031320142044 its reverse (4402410231301), we get a palindrome (5433730373345).

The spelling of 1031320142044 in words is "one trillion, thirty-one billion, three hundred twenty million, one hundred forty-two thousand, forty-four".