11122003291 has 6 divisors (see below), whose sum is σ = 12937840620. Its totient is φ = 9533145636.

The previous prime is 11122003289. The next prime is 11122003297. The reversal of 11122003291 is 19230022111.

It is not a de Polignac number, because 11122003291 - 2¹ = 11122003289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122003297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113489781 + ... + 113489878.

It is an arithmetic number, because the mean of its divisors is an integer number (2156306770).

Almost surely, 2^11122003291 is an apocalyptic number.

11122003291 is a deficient number, since it is larger than the sum of its proper divisors (1815837329).

11122003291 is an equidigital number, since it uses as much as digits as its factorization.

11122003291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226979673 (or 226979666 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 11122003291 in words is "eleven billion, one hundred twenty-two million, three thousand, two hundred ninety-one".