11001101009 has 4 divisors (see below), whose sum is σ = 11027357040. Its totient is φ = 10974844980.

The previous prime is 11001101003. The next prime is 11001101011. The reversal of 11001101009 is 90010110011.

It is a happy number.

11001101009 is nontrivially palindromic in base 6.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90010110011 = 193 ⋅466373627.

It is a cyclic number.

It is not a de Polignac number, because 11001101009 - 2⁴ = 11001100993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001100984 and 11001101002.

It is not an unprimeable number, because it can be changed into a prime (11001101003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13127387 + ... + 13128224.

It is an arithmetic number, because the mean of its divisors is an integer number (2756839260).

Almost surely, 2^11001101009 is an apocalyptic number.

It is an amenable number.

11001101009 is a deficient number, since it is larger than the sum of its proper divisors (26256031).

11001101009 is an equidigital number, since it uses as much as digits as its factorization.

11001101009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26256030.

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 11001101009 in words is "eleven billion, one million, one hundred one thousand, nine".