11034011221 has 16 divisors (see below), whose sum is σ = 11268883584. Its totient is φ = 10802018304.

The previous prime is 11034011167. The next prime is 11034011231. The reversal of 11034011221 is 12211043011.

11034011221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11034011221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11034011195 and 11034011204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11034011231) 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 15 ways as a sum of consecutive naturals, for example, 10379536 + ... + 10380598.

It is an arithmetic number, because the mean of its divisors is an integer number (704305224).

Almost surely, 2^11034011221 is an apocalyptic number.

It is an amenable number.

11034011221 is a deficient number, since it is larger than the sum of its proper divisors (234872363).

11034011221 is a wasteful number, since it uses less digits than its factorization.

11034011221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11034011221 its reverse (12211043011), we get a palindrome (23245054232).

The spelling of 11034011221 in words is "eleven billion, thirty-four million, eleven thousand, two hundred twenty-one".