20102010687713 has 2 divisors, whose sum is σ = 20102010687714. Its totient is φ = 20102010687712.

The previous prime is 20102010687701. The next prime is 20102010687727. The reversal of 20102010687713 is 31778601020102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19055774245264 + 1046236442449 = 4365292^2 + 1022857^2 .

It is a cyclic number.

It is not a de Polignac number, because 20102010687713 - 2¹⁴ = 20102010671329 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102010684713) 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, 10051005343856 + 10051005343857.

It is an arithmetic number, because the mean of its divisors is an integer number (10051005343857).

Almost surely, 2^{20102010687713} is an apocalyptic number.

It is an amenable number.

20102010687713 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102010687713 is an equidigital number, since it uses as much as digits as its factorization.

20102010687713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The spelling of 20102010687713 in words is "twenty trillion, one hundred two billion, ten million, six hundred eighty-seven thousand, seven hundred thirteen".