10010020937857 has 2 divisors, whose sum is σ = 10010020937858. Its totient is φ = 10010020937856.

The previous prime is 10010020937809. The next prime is 10010020937869. The reversal of 10010020937857 is 75873902001001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7642841755761 + 2367179182096 = 2764569^2 + 1538564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10010020937857 is a prime.

It is not a weakly prime, because it can be changed into another prime (10010020907857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005010468928 + 5005010468929.

It is an arithmetic number, because the mean of its divisors is an integer number (5005010468929).

Almost surely, 2^{10010020937857} is an apocalyptic number.

It is an amenable number.

10010020937857 is a deficient number, since it is larger than the sum of its proper divisors (1).

10010020937857 is an equidigital number, since it uses as much as digits as its factorization.

10010020937857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 43.

Adding to 10010020937857 its reverse (75873902001001), we get a palindrome (85883922938858).

The spelling of 10010020937857 in words is "ten trillion, ten billion, twenty million, nine hundred thirty-seven thousand, eight hundred fifty-seven".