10271021 has 2 divisors, whose sum is σ = 10271022. Its totient is φ = 10271020.

The previous prime is 10271011. The next prime is 10271059. The reversal of 10271021 is 12017201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9030025 + 1240996 = 3005^2 + 1114^2 .

It is a cyclic number.

It is not a de Polignac number, because 10271021 - 2¹⁰ = 10269997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10270987 and 10271005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10271011) 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, 5135510 + 5135511.

It is an arithmetic number, because the mean of its divisors is an integer number (5135511).

Almost surely, 2^10271021 is an apocalyptic number.

It is an amenable number.

10271021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10271021 is an equidigital number, since it uses as much as digits as its factorization.

10271021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 10271021 is about 3204.8433659073. The cubic root of 10271021 is about 217.3724693867.

Adding to 10271021 its reverse (12017201), we get a palindrome (22288222).

It can be divided in two parts, 1027 and 1021, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 10271021 in words is "ten million, two hundred seventy-one thousand, twenty-one".