11330123311187 has 4 divisors (see below), whose sum is σ = 11636342860176. Its totient is φ = 11023903762200.

The previous prime is 11330123311183. The next prime is 11330123311189. The reversal of 11330123311187 is 78111332103311.

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 11330123311187 - 2² = 11330123311183 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11330123311181) 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, 153109774439 + ... + 153109774512.

It is an arithmetic number, because the mean of its divisors is an integer number (2909085715044).

Almost surely, 2^{11330123311187} is an apocalyptic number.

11330123311187 is a deficient number, since it is larger than the sum of its proper divisors (306219548989).

11330123311187 is an equidigital number, since it uses as much as digits as its factorization.

11330123311187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306219548988.

The product of its (nonzero) digits is 9072, while the sum is 35.

Adding to 11330123311187 its reverse (78111332103311), we get a palindrome (89441455414498).

The spelling of 11330123311187 in words is "eleven trillion, three hundred thirty billion, one hundred twenty-three million, three hundred eleven thousand, one hundred eighty-seven".