3211222222 has 16 divisors (see below), whose sum is σ = 5260423392. Its totient is φ = 1461227040.

The previous prime is 3211222181. The next prime is 3211222277. The reversal of 3211222222 is 2222221123.

It is a self number, because there is not a number n which added to its sum of digits gives 3211222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867933 + ... + 871624.

It is an arithmetic number, because the mean of its divisors is an integer number (328776462).

Almost surely, 2^3211222222 is an apocalyptic number.

3211222222 is a deficient number, since it is larger than the sum of its proper divisors (2049201170).

3211222222 is a wasteful number, since it uses less digits than its factorization.

3211222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739643.

The product of its digits is 384, while the sum is 19.

The square root of 3211222222 is about 56667.6470483820. The cubic root of 3211222222 is about 1475.3332154582. Note that the first 3 decimals are identical.

Adding to 3211222222 its reverse (2222221123), we get a palindrome (5433443345).

The spelling of 3211222222 in words is "three billion, two hundred eleven million, two hundred twenty-two thousand, two hundred twenty-two".