10303021310312 has 8 divisors (see below), whose sum is σ = 19318164956850. Its totient is φ = 5151510655152.

The previous prime is 10303021310297. The next prime is 10303021310339. The reversal of 10303021310312 is 21301312030301.

It can be written as a sum of positive squares in only one way, i.e., 8029662999556 + 2273358310756 = 2833666^2 + 1507766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643938831887 + ... + 643938831902.

Almost surely, 2^{10303021310312} is an apocalyptic number.

It is an amenable number.

10303021310312 is a deficient number, since it is larger than the sum of its proper divisors (9015143646538).

10303021310312 is a wasteful number, since it uses less digits than its factorization.

10303021310312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287877663795 (or 1287877663791 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10303021310312 its reverse (21301312030301), we get a palindrome (31604333340613).

The spelling of 10303021310312 in words is "ten trillion, three hundred three billion, twenty-one million, three hundred ten thousand, three hundred twelve".