11011311859091 has 2 divisors, whose sum is σ = 11011311859092. Its totient is φ = 11011311859090.

The previous prime is 11011311859087. The next prime is 11011311859111. The reversal of 11011311859091 is 19095811311011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11011311859091 - 2² = 11011311859087 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011311859291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505655929545 + 5505655929546.

It is an arithmetic number, because the mean of its divisors is an integer number (5505655929546).

Almost surely, 2^{11011311859091} is an apocalyptic number.

11011311859091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011311859091 is an equidigital number, since it uses as much as digits as its factorization.

11011311859091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 41.

The spelling of 11011311859091 in words is "eleven trillion, eleven billion, three hundred eleven million, eight hundred fifty-nine thousand, ninety-one".