11011111111069 has 2 divisors, whose sum is σ = 11011111111070. Its totient is φ = 11011111111068.

The previous prime is 11011111111067. The next prime is 11011111111093. The reversal of 11011111111069 is 96011111111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5793600860100 + 5217510250969 = 2406990^2 + 2284187^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011111111069 - 2¹ = 11011111111067 is a prime.

It is a super-2 number, since 2×11011111111069² (a number of 27 digits) contains 22 as substring.

Together with 11011111111067, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011111111067) 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, 5505555555534 + 5505555555535.

It is an arithmetic number, because the mean of its divisors is an integer number (5505555555535).

Almost surely, 2^{11011111111069} is an apocalyptic number.

It is an amenable number.

11011111111069 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011111111069 is an equidigital number, since it uses as much as digits as its factorization.

11011111111069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 25.

The spelling of 11011111111069 in words is "eleven trillion, eleven billion, one hundred eleven million, one hundred eleven thousand, sixty-nine".