11100011005009 has 2 divisors, whose sum is σ = 11100011005010. Its totient is φ = 11100011005008.

The previous prime is 11100011005007. The next prime is 11100011005033. The reversal of 11100011005009 is 90050011000111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6327599382784 + 4772411622225 = 2515472^2 + 2184585^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100011005009 - 2¹ = 11100011005007 is a prime.

It is a super-2 number, since 2×11100011005009² (a number of 27 digits) contains 22 as substring.

Together with 11100011005007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11100011005001) 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, 5550005502504 + 5550005502505.

It is an arithmetic number, because the mean of its divisors is an integer number (5550005502505).

Almost surely, 2^{11100011005009} is an apocalyptic number.

It is an amenable number.

11100011005009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100011005009 is an equidigital number, since it uses as much as digits as its factorization.

11100011005009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 19.

The spelling of 11100011005009 in words is "eleven trillion, one hundred billion, eleven million, five thousand, nine".