11122210011 has 32 divisors (see below), whose sum is σ = 16333883136. Its totient is φ = 6731472000.

The previous prime is 11122209941. The next prime is 11122210013. The reversal of 11122210011 is 11001222111.

It is not a de Polignac number, because 11122210011 - 2⁹ = 11122209499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11122210013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3899736 + ... + 3902586.

It is an arithmetic number, because the mean of its divisors is an integer number (510433848).

Almost surely, 2^11122210011 is an apocalyptic number.

11122210011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11122210011 is a deficient number, since it is larger than the sum of its proper divisors (5211673125).

11122210011 is an equidigital number, since it uses as much as digits as its factorization.

11122210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864 (or 3842 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11122210011 its reverse (11001222111), we get a palindrome (22123432122).

It can be divided in two parts, 111222100 and 11, that added together give a palindrome (111222111).

The spelling of 11122210011 in words is "eleven billion, one hundred twenty-two million, two hundred ten thousand, eleven".