11121167744 has 32 divisors (see below), whose sum is σ = 22670705640. Its totient is φ = 5431265280.

The previous prime is 11121167741. The next prime is 11121167789. The reversal of 11121167744 is 44776112111.

11121167744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121167741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004777 + ... + 1015784.

Almost surely, 2^11121167744 is an apocalyptic number.

It is an amenable number.

11121167744 is an abundant number, since it is smaller than the sum of its proper divisors (11549537896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121167744 is an equidigital number, since it uses as much as digits as its factorization.

11121167744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020618 (or 2020606 counting only the distinct ones).

The product of its digits is 9408, while the sum is 35.

Adding to 11121167744 its reverse (44776112111), we get a palindrome (55897279855).

The spelling of 11121167744 in words is "eleven billion, one hundred twenty-one million, one hundred sixty-seven thousand, seven hundred forty-four".