201000219695813 has 2 divisors, whose sum is σ = 201000219695814. Its totient is φ = 201000219695812.

The previous prime is 201000219695771. The next prime is 201000219695857. The reversal of 201000219695813 is 318596912000102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150220885270369 + 50779334425444 = 12256463^2 + 7125962^2 .

It is a cyclic number.

It is not a de Polignac number, because 201000219695813 - 2⁸ = 201000219695557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201000219695113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100500109847906 + 100500109847907.

It is an arithmetic number, because the mean of its divisors is an integer number (100500109847907).

Almost surely, 2^{201000219695813} is an apocalyptic number.

It is an amenable number.

201000219695813 is a deficient number, since it is larger than the sum of its proper divisors (1).

201000219695813 is an equidigital number, since it uses as much as digits as its factorization.

201000219695813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 201000219695813 in words is "two hundred one trillion, two hundred nineteen million, six hundred ninety-five thousand, eight hundred thirteen".