1120020100109 has 2 divisors, whose sum is σ = 1120020100110. Its totient is φ = 1120020100108.

The previous prime is 1120020100039. The next prime is 1120020100163. The reversal of 1120020100109 is 9010010200211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 711855001225 + 408165098884 = 843715^2 + 638878^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120020100109 - 2²⁸ = 1119751664653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120020100709) 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, 560010050054 + 560010050055.

It is an arithmetic number, because the mean of its divisors is an integer number (560010050055).

Almost surely, 2^{1120020100109} is an apocalyptic number.

It is an amenable number.

1120020100109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120020100109 is an equidigital number, since it uses as much as digits as its factorization.

1120020100109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 1120020100109 in words is "one trillion, one hundred twenty billion, twenty million, one hundred thousand, one hundred nine".