11010112991 has 2 divisors, whose sum is σ = 11010112992. Its totient is φ = 11010112990.

The previous prime is 11010112979. The next prime is 11010113011. The reversal of 11010112991 is 19921101011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11010112991 - 2¹⁰ = 11010111967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11010112991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11010112901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505056495 + 5505056496.

It is an arithmetic number, because the mean of its divisors is an integer number (5505056496).

Almost surely, 2^11010112991 is an apocalyptic number.

11010112991 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010112991 is an equidigital number, since it uses as much as digits as its factorization.

11010112991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 11010112991 in words is "eleven billion, ten million, one hundred twelve thousand, nine hundred ninety-one".