110020202020109 has 2 divisors, whose sum is σ = 110020202020110. Its totient is φ = 110020202020108.

The previous prime is 110020202020081. The next prime is 110020202020159. The reversal of 110020202020109 is 901020202020011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58942808566084 + 51077393454025 = 7677422^2 + 7146845^2 .

It is a cyclic number.

It is not a de Polignac number, because 110020202020109 - 2²⁸ = 110019933584653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110020202020159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010101010054 + 55010101010055.

It is an arithmetic number, because the mean of its divisors is an integer number (55010101010055).

Almost surely, 2^{110020202020109} is an apocalyptic number.

It is an amenable number.

110020202020109 is a deficient number, since it is larger than the sum of its proper divisors (1).

110020202020109 is an equidigital number, since it uses as much as digits as its factorization.

110020202020109 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 110020202020109 in words is "one hundred ten trillion, twenty billion, two hundred two million, twenty thousand, one hundred nine".