11001001001109 has 16 divisors (see below), whose sum is σ = 16773771561600. Its totient is φ = 6282408237120.

The previous prime is 11001001001063. The next prime is 11001001001141. The reversal of 11001001001109 is 90110010010011.

It is not a de Polignac number, because 11001001001109 - 2¹² = 11001000997013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001001001009) 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 in 15 ways as a sum of consecutive naturals, for example, 161550534 + ... + 161618615.

It is an arithmetic number, because the mean of its divisors is an integer number (1048360722600).

Almost surely, 2^{11001001001109} is an apocalyptic number.

It is an amenable number.

11001001001109 is a deficient number, since it is larger than the sum of its proper divisors (5772770560491).

11001001001109 is a wasteful number, since it uses less digits than its factorization.

11001001001109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323170780.

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 11001001001109 in words is "eleven trillion, one billion, one million, one thousand, one hundred nine".