10103032021 has 2 divisors, whose sum is σ = 10103032022. Its totient is φ = 10103032020.

The previous prime is 10103032007. The next prime is 10103032073. The reversal of 10103032021 is 12023030101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8814580996 + 1288451025 = 93886^2 + 35895^2 .

It is an emirp because it is prime and its reverse (12023030101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10103032021 - 2⁵ = 10103031989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10103031992 and 10103032010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10103038021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051516010 + 5051516011.

It is an arithmetic number, because the mean of its divisors is an integer number (5051516011).

Almost surely, 2^10103032021 is an apocalyptic number.

It is an amenable number.

10103032021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103032021 is an equidigital number, since it uses as much as digits as its factorization.

10103032021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10103032021 its reverse (12023030101), we get a palindrome (22126062122).

The spelling of 10103032021 in words is "ten billion, one hundred three million, thirty-two thousand, twenty-one".