11131110019 has 2 divisors, whose sum is σ = 11131110020. Its totient is φ = 11131110018.

The previous prime is 11131109947. The next prime is 11131110031. The reversal of 11131110019 is 91001113111.

It is a happy number.

11131110019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11131110019 - 2²⁹ = 10594239107 is a prime.

It is a super-2 number, since 2×11131110019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11131109978 and 11131110005.

It is not a weakly prime, because it can be changed into another prime (11131110719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565555009 + 5565555010.

It is an arithmetic number, because the mean of its divisors is an integer number (5565555010).

Almost surely, 2^11131110019 is an apocalyptic number.

11131110019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11131110019 is an equidigital number, since it uses as much as digits as its factorization.

11131110019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 19.

The spelling of 11131110019 in words is "eleven billion, one hundred thirty-one million, one hundred ten thousand, nineteen".