11303331109 has 4 divisors (see below), whose sum is σ = 12918092704. Its totient is φ = 9688569516.

The previous prime is 11303331103. The next prime is 11303331157. The reversal of 11303331109 is 90113330311.

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.

It is a cyclic number.

It is not a de Polignac number, because 11303331109 - 2¹³ = 11303322917 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 (11303331103) 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, 807380787 + ... + 807380800.

It is an arithmetic number, because the mean of its divisors is an integer number (3229523176).

Almost surely, 2^11303331109 is an apocalyptic number.

It is an amenable number.

11303331109 is a deficient number, since it is larger than the sum of its proper divisors (1614761595).

11303331109 is an equidigital number, since it uses as much as digits as its factorization.

11303331109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614761594.

The product of its (nonzero) digits is 729, while the sum is 25.

The spelling of 11303331109 in words is "eleven billion, three hundred three million, three hundred thirty-one thousand, one hundred nine".