919110011011 has 2 divisors, whose sum is σ = 919110011012. Its totient is φ = 919110011010.

The previous prime is 919110010999. The next prime is 919110011093. The reversal of 919110011011 is 110110011919.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 919110011011 - 2²³ = 919101622403 is a prime.

It is not a weakly prime, because it can be changed into another prime (919110017011) 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 as a sum of consecutive naturals, namely, 459555005505 + 459555005506.

It is an arithmetic number, because the mean of its divisors is an integer number (459555005506).

Almost surely, 2^919110011011 is an apocalyptic number.

919110011011 is a deficient number, since it is larger than the sum of its proper divisors (1).

919110011011 is an equidigital number, since it uses as much as digits as its factorization.

919110011011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 25.

The spelling of 919110011011 in words is "nine hundred nineteen billion, one hundred ten million, eleven thousand, eleven".