10503020644871 has 2 divisors, whose sum is σ = 10503020644872. Its totient is φ = 10503020644870.

The previous prime is 10503020644859. The next prime is 10503020644913. The reversal of 10503020644871 is 17844602030501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10503020644871 - 2¹⁴ = 10503020628487 is a prime.

It is a super-2 number, since 2×10503020644871² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10503020644841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5251510322435 + 5251510322436.

It is an arithmetic number, because the mean of its divisors is an integer number (5251510322436).

Almost surely, 2^{10503020644871} is an apocalyptic number.

10503020644871 is a deficient number, since it is larger than the sum of its proper divisors (1).

10503020644871 is an equidigital number, since it uses as much as digits as its factorization.

10503020644871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 10503020644871 in words is "ten trillion, five hundred three billion, twenty million, six hundred forty-four thousand, eight hundred seventy-one".