3211111222 has 8 divisors (see below), whose sum is σ = 5254545672. Its totient is φ = 1459596000.

The previous prime is 3211111219. The next prime is 3211111243. The reversal of 3211111222 is 2221111123.

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

It is a super-2 number, since 2×3211111222² = 20622470560108666568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3211111196 and 3211111205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72979779 + ... + 72979822.

It is an arithmetic number, because the mean of its divisors is an integer number (656818209).

Almost surely, 2^3211111222 is an apocalyptic number.

3211111222 is a deficient number, since it is larger than the sum of its proper divisors (2043434450).

3211111222 is a wasteful number, since it uses less digits than its factorization.

3211111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145959614.

The product of its digits is 48, while the sum is 16.

The square root of 3211111222 is about 56666.6676450980. The cubic root of 3211111222 is about 1475.3162163364.

Adding to 3211111222 its reverse (2221111123), we get a palindrome (5432222345).

Subtracting from 3211111222 its reverse (2221111123), we obtain a palindrome (990000099).

The spelling of 3211111222 in words is "three billion, two hundred eleven million, one hundred eleven thousand, two hundred twenty-two".