12303113111011 has 4 divisors (see below), whose sum is σ = 12303350496000. Its totient is φ = 12302875726024.

The previous prime is 12303113110991. The next prime is 12303113111033. The reversal of 12303113111011 is 11011131130321.

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 12303113111011 - 2⁹ = 12303113110499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12303113111011.

It is not an unprimeable number, because it can be changed into a prime (12303113111071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118614736 + ... + 118718413.

It is an arithmetic number, because the mean of its divisors is an integer number (3075837624000).

Almost surely, 2^{12303113111011} is an apocalyptic number.

12303113111011 is a deficient number, since it is larger than the sum of its proper divisors (237384989).

12303113111011 is an equidigital number, since it uses as much as digits as its factorization.

12303113111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237384988.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 12303113111011 its reverse (11011131130321), we get a palindrome (23314244241332).

The spelling of 12303113111011 in words is "twelve trillion, three hundred three billion, one hundred thirteen million, one hundred eleven thousand, eleven".