3320221111 has 2 divisors, whose sum is σ = 3320221112. Its totient is φ = 3320221110.

The previous prime is 3320221043. The next prime is 3320221129. The reversal of 3320221111 is 1111220233.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3320221111 - 2⁷ = 3320220983 is a prime.

It is a super-4 number, since 4×3320221111⁴ (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3320221711) 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 as a sum of consecutive naturals, namely, 1660110555 + 1660110556.

It is an arithmetic number, because the mean of its divisors is an integer number (1660110556).

Almost surely, 2^3320221111 is an apocalyptic number.

3320221111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320221111 is an equidigital number, since it uses as much as digits as its factorization.

3320221111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3320221111 is about 57621.3598503194. The cubic root of 3320221111 is about 1491.8403024129.

Adding to 3320221111 its reverse (1111220233), we get a palindrome (4431441344).

The spelling of 3320221111 in words is "three billion, three hundred twenty million, two hundred twenty-one thousand, one hundred eleven".