1303113212312 has 16 divisors (see below), whose sum is σ = 2443396635360. Its totient is φ = 651540776224.

The previous prime is 1303113212279. The next prime is 1303113212381. The reversal of 1303113212312 is 2132123113031.

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, 1625168 + ... + 2290719.

It is an arithmetic number, because the mean of its divisors is an integer number (152712289710).

Almost surely, 2^{1303113212312} is an apocalyptic number.

It is an amenable number.

1303113212312 is a deficient number, since it is larger than the sum of its proper divisors (1140283423048).

1303113212312 is a wasteful number, since it uses less digits than its factorization.

1303113212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957490 (or 3957486 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1303113212312 its reverse (2132123113031), we get a palindrome (3435236325343).

The spelling of 1303113212312 in words is "one trillion, three hundred three billion, one hundred thirteen million, two hundred twelve thousand, three hundred twelve".