10103031020393 has 2 divisors, whose sum is σ = 10103031020394. Its totient is φ = 10103031020392.

The previous prime is 10103031020297. The next prime is 10103031020447. The reversal of 10103031020393 is 39302013030101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7622695811929 + 2480335208464 = 2760923^2 + 1574908^2 .

It is a cyclic number.

It is not a de Polignac number, because 10103031020393 - 2³⁶ = 10034311543657 is a prime.

It is not a weakly prime, because it can be changed into another prime (10103031020293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051515510196 + 5051515510197.

It is an arithmetic number, because the mean of its divisors is an integer number (5051515510197).

Almost surely, 2^{10103031020393} is an apocalyptic number.

It is an amenable number.

10103031020393 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103031020393 is an equidigital number, since it uses as much as digits as its factorization.

10103031020393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 10103031020393 its reverse (39302013030101), we get a palindrome (49405044050494).

The spelling of 10103031020393 in words is "ten trillion, one hundred three billion, thirty-one million, twenty thousand, three hundred ninety-three".