1031130313012 has 12 divisors (see below), whose sum is σ = 1806336425376. Its totient is φ = 515034191480.

The previous prime is 1031130313009. The next prime is 1031130313019. The reversal of 1031130313012 is 2103130311301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031130313019) 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, 132736888 + ... + 132744655.

It is an arithmetic number, because the mean of its divisors is an integer number (150528035448).

Almost surely, 2^{1031130313012} is an apocalyptic number.

It is an amenable number.

1031130313012 is a deficient number, since it is larger than the sum of its proper divisors (775206112364).

1031130313012 is a wasteful number, since it uses less digits than its factorization.

1031130313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265482518 (or 265482516 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1031130313012 its reverse (2103130311301), we get a palindrome (3134260624313).

The spelling of 1031130313012 in words is "one trillion, thirty-one billion, one hundred thirty million, three hundred thirteen thousand, twelve".