1031312323312 has 10 divisors (see below), whose sum is σ = 1998167626448. Its totient is φ = 515656161648.

The previous prime is 1031312323289. The next prime is 1031312323331. The reversal of 1031312323312 is 2133232131301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32228510088 + ... + 32228510119.

Almost surely, 2^{1031312323312} is an apocalyptic number.

It is an amenable number.

1031312323312 is a deficient number, since it is larger than the sum of its proper divisors (966855303136).

1031312323312 is an equidigital number, since it uses as much as digits as its factorization.

1031312323312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64457020215 (or 64457020209 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1031312323312 its reverse (2133232131301), we get a palindrome (3164544454613).

The spelling of 1031312323312 in words is "one trillion, thirty-one billion, three hundred twelve million, three hundred twenty-three thousand, three hundred twelve".