11101101009 has 16 divisors (see below), whose sum is σ = 15221863680. Its totient is φ = 7191072000.

The previous prime is 11101101007. The next prime is 11101101047. The reversal of 11101101009 is 90010110111.

It is not a de Polignac number, because 11101101009 - 2¹ = 11101101007 is a prime.

It is a super-2 number, since 2×11101101009² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11101101007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16777 + ... + 149945.

It is an arithmetic number, because the mean of its divisors is an integer number (951366480).

Almost surely, 2^11101101009 is an apocalyptic number.

It is an amenable number.

11101101009 is a deficient number, since it is larger than the sum of its proper divisors (4120762671).

11101101009 is a wasteful number, since it uses less digits than its factorization.

11101101009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133960.

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

The spelling of 11101101009 in words is "eleven billion, one hundred one million, one hundred one thousand, nine".