11120442476721 has 4 divisors (see below), whose sum is σ = 14827256635632. Its totient is φ = 7413628317812.

The previous prime is 11120442476657. The next prime is 11120442476723. The reversal of 11120442476721 is 12767424402111.

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.

It is a cyclic number.

It is not a de Polignac number, because 11120442476721 - 2⁶ = 11120442476657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11120442476723) 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, 1853407079451 + ... + 1853407079456.

It is an arithmetic number, because the mean of its divisors is an integer number (3706814158908).

Almost surely, 2^{11120442476721} is an apocalyptic number.

It is an amenable number.

11120442476721 is a deficient number, since it is larger than the sum of its proper divisors (3706814158911).

11120442476721 is an equidigital number, since it uses as much as digits as its factorization.

11120442476721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3706814158910.

The product of its (nonzero) digits is 150528, while the sum is 42.

Adding to 11120442476721 its reverse (12767424402111), we get a palindrome (23887866878832).

The spelling of 11120442476721 in words is "eleven trillion, one hundred twenty billion, four hundred forty-two million, four hundred seventy-six thousand, seven hundred twenty-one".