11034411221 has 32 divisors (see below), whose sum is σ = 12258812160. Its totient is φ = 9888768000.

The previous prime is 11034411217. The next prime is 11034411259. The reversal of 11034411221 is 12211443011.

It is a cyclic number.

It is not a de Polignac number, because 11034411221 - 2² = 11034411217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11034411193 and 11034411202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11034411721) 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, 6208685 + ... + 6210461.

It is an arithmetic number, because the mean of its divisors is an integer number (383087880).

Almost surely, 2^11034411221 is an apocalyptic number.

It is an amenable number.

11034411221 is a deficient number, since it is larger than the sum of its proper divisors (1224400939).

11034411221 is a wasteful number, since it uses less digits than its factorization.

11034411221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11034411221 its reverse (12211443011), we get a palindrome (23245854232).

The spelling of 11034411221 in words is "eleven billion, thirty-four million, four hundred eleven thousand, two hundred twenty-one".