11133311313109 has 4 divisors (see below), whose sum is σ = 11788211978604. Its totient is φ = 10478410647616.

The previous prime is 11133311313071. The next prime is 11133311313139. The reversal of 11133311313109 is 90131311333111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9333697112100 + 1799614201009 = 3055110^2 + 1341497^2 .

It is a cyclic number.

It is not a de Polignac number, because 11133311313109 - 2¹¹ = 11133311311061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133311313139) 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, 327450332722 + ... + 327450332755.

It is an arithmetic number, because the mean of its divisors is an integer number (2947052994651).

Almost surely, 2^{11133311313109} is an apocalyptic number.

It is an amenable number.

11133311313109 is a deficient number, since it is larger than the sum of its proper divisors (654900665495).

11133311313109 is an equidigital number, since it uses as much as digits as its factorization.

11133311313109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654900665494.

The product of its (nonzero) digits is 2187, while the sum is 31.

The spelling of 11133311313109 in words is "eleven trillion, one hundred thirty-three billion, three hundred eleven million, three hundred thirteen thousand, one hundred nine".