10013837021 has 2 divisors, whose sum is σ = 10013837022. Its totient is φ = 10013837020.

The previous prime is 10013836997. The next prime is 10013837137. The reversal of 10013837021 is 12073831001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9823783225 + 190053796 = 99115^2 + 13786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10013837021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10013837321) 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, 5006918510 + 5006918511.

It is an arithmetic number, because the mean of its divisors is an integer number (5006918511).

Almost surely, 2^10013837021 is an apocalyptic number.

It is an amenable number.

10013837021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013837021 is an equidigital number, since it uses as much as digits as its factorization.

10013837021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The spelling of 10013837021 in words is "ten billion, thirteen million, eight hundred thirty-seven thousand, twenty-one".