10000011109909 has 2 divisors, whose sum is σ = 10000011109910. Its totient is φ = 10000011109908.

The previous prime is 10000011109873. The next prime is 10000011110027. The reversal of 10000011109909 is 90990111000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9069114181009 + 930896928900 = 3011497^2 + 964830^2 .

It is a cyclic number.

It is not a de Polignac number, because 10000011109909 - 2¹¹ = 10000011107861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000011109609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000005554954 + 5000005554955.

It is an arithmetic number, because the mean of its divisors is an integer number (5000005554955).

Almost surely, 2^{10000011109909} is an apocalyptic number.

It is an amenable number.

10000011109909 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000011109909 is an equidigital number, since it uses as much as digits as its factorization.

10000011109909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729, while the sum is 31.

The spelling of 10000011109909 in words is "ten trillion, eleven million, one hundred nine thousand, nine hundred nine".