3311221111 has 8 divisors (see below), whose sum is σ = 3689097984. Its totient is φ = 2946153720.

The previous prime is 3311221097. The next prime is 3311221117. The reversal of 3311221111 is 1111221133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3311221111 - 2¹⁷ = 3311090039 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 (3311221117) 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 7 ways as a sum of consecutive naturals, for example, 3201825 + ... + 3202858.

It is an arithmetic number, because the mean of its divisors is an integer number (461137248).

Almost surely, 2^3311221111 is an apocalyptic number.

3311221111 is a deficient number, since it is larger than the sum of its proper divisors (377876873).

3311221111 is a wasteful number, since it uses less digits than its factorization.

3311221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6404741.

The product of its digits is 36, while the sum is 16.

The square root of 3311221111 is about 57543.2108158730. The cubic root of 3311221111 is about 1490.4911239292.

Adding to 3311221111 its reverse (1111221133), we get a palindrome (4422442244).

It can be divided in two parts, 331122 and 1111, that added together give a palindrome (332233).

The spelling of 3311221111 in words is "three billion, three hundred eleven million, two hundred twenty-one thousand, one hundred eleven".