11120442001 has 4 divisors (see below), whose sum is σ = 11120817904. Its totient is φ = 11120066100.

The previous prime is 11120441989. The next prime is 11120442041. The reversal of 11120442001 is 10024402111.

It is a happy number.

11120442001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10024402111 = 26987 ⋅371453.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120442001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11120442041) 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, 139395 + ... + 204136.

It is an arithmetic number, because the mean of its divisors is an integer number (2780204476).

Almost surely, 2^11120442001 is an apocalyptic number.

It is an amenable number.

11120442001 is a deficient number, since it is larger than the sum of its proper divisors (375903).

11120442001 is an equidigital number, since it uses as much as digits as its factorization.

11120442001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375902.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11120442001 its reverse (10024402111), we get a palindrome (21144844112).

The spelling of 11120442001 in words is "eleven billion, one hundred twenty million, four hundred forty-two thousand, one".