102200320109 has 2 divisors, whose sum is σ = 102200320110. Its totient is φ = 102200320108.

The previous prime is 102200320097. The next prime is 102200320241. The reversal of 102200320109 is 901023002201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61990044484 + 40210275625 = 248978^2 + 200525^2 .

It is a cyclic number.

It is not a de Polignac number, because 102200320109 - 2⁸ = 102200319853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102200320309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100160054 + 51100160055.

It is an arithmetic number, because the mean of its divisors is an integer number (51100160055).

Almost surely, 2^102200320109 is an apocalyptic number.

It is an amenable number.

102200320109 is a deficient number, since it is larger than the sum of its proper divisors (1).

102200320109 is an equidigital number, since it uses as much as digits as its factorization.

102200320109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 102200320109 in words is "one hundred two billion, two hundred million, three hundred twenty thousand, one hundred nine".