200102010049 has 2 divisors, whose sum is σ = 200102010050. Its totient is φ = 200102010048.

The previous prime is 200102010047. The next prime is 200102010103. The reversal of 200102010049 is 940010201002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155472490000 + 44629520049 = 394300^2 + 211257^2 .

It is a cyclic number.

It is not a de Polignac number, because 200102010049 - 2¹ = 200102010047 is a prime.

Together with 200102010047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200102010047) 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, 100051005024 + 100051005025.

It is an arithmetic number, because the mean of its divisors is an integer number (100051005025).

Almost surely, 2^200102010049 is an apocalyptic number.

It is an amenable number.

200102010049 is a deficient number, since it is larger than the sum of its proper divisors (1).

200102010049 is an equidigital number, since it uses as much as digits as its factorization.

200102010049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 200102010049 in words is "two hundred billion, one hundred two million, ten thousand, forty-nine".