102002000122049 has 2 divisors, whose sum is σ = 102002000122050. Its totient is φ = 102002000122048.

The previous prime is 102002000121997. The next prime is 102002000122163. The reversal of 102002000122049 is 940221000200201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101974289525824 + 27710596225 = 10098232^2 + 166465^2 .

It is an emirp because it is prime and its reverse (940221000200201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102002000122049 is a prime.

It is not a weakly prime, because it can be changed into another prime (102002000122349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001000061024 + 51001000061025.

It is an arithmetic number, because the mean of its divisors is an integer number (51001000061025).

Almost surely, 2^{102002000122049} is an apocalyptic number.

It is an amenable number.

102002000122049 is a deficient number, since it is larger than the sum of its proper divisors (1).

102002000122049 is an equidigital number, since it uses as much as digits as its factorization.

102002000122049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 102002000122049 in words is "one hundred two trillion, two billion, one hundred twenty-two thousand, forty-nine".