11068518331 has 4 divisors (see below), whose sum is σ = 11919942832. Its totient is φ = 10217093832.

The previous prime is 11068518299. The next prime is 11068518341. The reversal of 11068518331 is 13381586011.

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

It is a cyclic number.

It is not a de Polignac number, because 11068518331 - 2⁵ = 11068518299 is a prime.

It is a super-2 number, since 2×11068518331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11068518341) 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, 425712231 + ... + 425712256.

It is an arithmetic number, because the mean of its divisors is an integer number (2979985708).

Almost surely, 2^11068518331 is an apocalyptic number.

11068518331 is a deficient number, since it is larger than the sum of its proper divisors (851424501).

11068518331 is an equidigital number, since it uses as much as digits as its factorization.

11068518331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851424500.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 11068518331 in words is "eleven billion, sixty-eight million, five hundred eighteen thousand, three hundred thirty-one".