10202000221109 has 2 divisors, whose sum is σ = 10202000221110. Its totient is φ = 10202000221108.

The previous prime is 10202000221051. The next prime is 10202000221157. The reversal of 10202000221109 is 90112200020201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9412562640100 + 789437581009 = 3067990^2 + 888503^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202000221109 - 2³⁶ = 10133280744373 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202000221709) 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, 5101000110554 + 5101000110555.

It is an arithmetic number, because the mean of its divisors is an integer number (5101000110555).

Almost surely, 2^{10202000221109} is an apocalyptic number.

It is an amenable number.

10202000221109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202000221109 is an equidigital number, since it uses as much as digits as its factorization.

10202000221109 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 20.

The spelling of 10202000221109 in words is "ten trillion, two hundred two billion, two hundred twenty-one thousand, one hundred nine".