10210009939 has 2 divisors, whose sum is σ = 10210009940. Its totient is φ = 10210009938.

The previous prime is 10210009937. The next prime is 10210009967. The reversal of 10210009939 is 93990001201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10210009939 - 2¹ = 10210009937 is a prime.

Together with 10210009937, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10210009937) 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, 5105004969 + 5105004970.

It is an arithmetic number, because the mean of its divisors is an integer number (5105004970).

Almost surely, 2^10210009939 is an apocalyptic number.

10210009939 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210009939 is an equidigital number, since it uses as much as digits as its factorization.

10210009939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 34.

The spelling of 10210009939 in words is "ten billion, two hundred ten million, nine thousand, nine hundred thirty-nine".