4411221111 has 24 divisors (see below), whose sum is σ = 7082174736. Its totient is φ = 2623021440.

The previous prime is 4411221079. The next prime is 4411221131. The reversal of 4411221111 is 1111221144.

4411221111 is a `hidden beast` number, since 441 + 1 + 2 + 211 + 11 = 666.

It is not a de Polignac number, because 4411221111 - 2⁵ = 4411221079 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4411221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415110 + ... + 425603.

It is an arithmetic number, because the mean of its divisors is an integer number (295090614).

Almost surely, 2^4411221111 is an apocalyptic number.

4411221111 is a deficient number, since it is larger than the sum of its proper divisors (2670953625).

4411221111 is a wasteful number, since it uses less digits than its factorization.

4411221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840783 (or 840780 counting only the distinct ones).

The product of its digits is 64, while the sum is 18.

The square root of 4411221111 is about 66417.0242558337. The cubic root of 4411221111 is about 1640.0343428016.

Adding to 4411221111 its reverse (1111221144), we get a palindrome (5522442255).

It can be divided in two parts, 4411 and 221111, that added together give a palindrome (225522).

The spelling of 4411221111 in words is "four billion, four hundred eleven million, two hundred twenty-one thousand, one hundred eleven".