1101001101009 has 4 divisors (see below), whose sum is σ = 1468001468016. Its totient is φ = 734000734004.

The previous prime is 1101001100977. The next prime is 1101001101023. The reversal of 1101001101009 is 9001011001011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1101001101009 - 2⁵ = 1101001100977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1101001101029) 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 3 ways as a sum of consecutive naturals, for example, 183500183499 + ... + 183500183504.

It is an arithmetic number, because the mean of its divisors is an integer number (367000367004).

Almost surely, 2^{1101001101009} is an apocalyptic number.

It is an amenable number.

1101001101009 is a deficient number, since it is larger than the sum of its proper divisors (367000367007).

1101001101009 is an equidigital number, since it uses as much as digits as its factorization.

1101001101009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367000367006.

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

The spelling of 1101001101009 in words is "one trillion, one hundred one billion, one million, one hundred one thousand, nine".