11011011111043 has 2 divisors, whose sum is σ = 11011011111044. Its totient is φ = 11011011111042.

The previous prime is 11011011110993. The next prime is 11011011111109. The reversal of 11011011111043 is 34011111011011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11011011111043 - 2²⁹ = 11010474240131 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011011111143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505505555521 + 5505505555522.

It is an arithmetic number, because the mean of its divisors is an integer number (5505505555522).

Almost surely, 2^{11011011111043} is an apocalyptic number.

11011011111043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011011111043 is an equidigital number, since it uses as much as digits as its factorization.

11011011111043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 11011011111043 its reverse (34011111011011), we get a palindrome (45022122122054).

The spelling of 11011011111043 in words is "eleven trillion, eleven billion, eleven million, one hundred eleven thousand, forty-three".