11010001109 has 8 divisors (see below), whose sum is σ = 11162683032. Its totient is φ = 10857369600.

The previous prime is 11010001063. The next prime is 11010001129. The reversal of 11010001109 is 90110001011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2793122500 + 8216878609 = 52850^2 + 90647^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11010001109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11010001093 and 11010001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010001129) 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, 715157 + ... + 730389.

It is an arithmetic number, because the mean of its divisors is an integer number (1395335379).

Almost surely, 2^11010001109 is an apocalyptic number.

It is an amenable number.

11010001109 is a deficient number, since it is larger than the sum of its proper divisors (152681923).

11010001109 is an equidigital number, since it uses as much as digits as its factorization.

11010001109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25207.

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

The spelling of 11010001109 in words is "eleven billion, ten million, one thousand, one hundred nine".