13111033209 has 8 divisors (see below), whose sum is σ = 17481925152. Its totient is φ = 8740415040.

The previous prime is 13111033189. The next prime is 13111033217. The reversal of 13111033209 is 90233011131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13111033209 - 2¹¹ = 13111031161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13111033219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109089 + ... + 195249.

It is an arithmetic number, because the mean of its divisors is an integer number (2185240644).

Almost surely, 2^13111033209 is an apocalyptic number.

It is an amenable number.

13111033209 is a deficient number, since it is larger than the sum of its proper divisors (4370891943).

13111033209 is an equidigital number, since it uses as much as digits as its factorization.

13111033209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136887.

The product of its (nonzero) digits is 486, while the sum is 24.

The spelling of 13111033209 in words is "thirteen billion, one hundred eleven million, thirty-three thousand, two hundred nine".