3321112111 has 2 divisors, whose sum is σ = 3321112112. Its totient is φ = 3321112110.

The previous prime is 3321112051. The next prime is 3321112139. The reversal of 3321112111 is 1112111233.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3321112111 - 2¹⁵ = 3321079343 is a prime.

It is a super-2 number, since 2×3321112111² = 22059571307661752642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321112211) 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 as a sum of consecutive naturals, namely, 1660556055 + 1660556056.

It is an arithmetic number, because the mean of its divisors is an integer number (1660556056).

Almost surely, 2^3321112111 is an apocalyptic number.

3321112111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321112111 is an equidigital number, since it uses as much as digits as its factorization.

3321112111 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3321112111 is about 57629.0908396098. The cubic root of 3321112111 is about 1491.9737383880.

Adding to 3321112111 its reverse (1112111233), we get a palindrome (4433223344).

The spelling of 3321112111 in words is "three billion, three hundred twenty-one million, one hundred twelve thousand, one hundred eleven".