3212215222 has 4 divisors (see below), whose sum is σ = 4818322836. Its totient is φ = 1606107610.

The previous prime is 3212215169. The next prime is 3212215231. The reversal of 3212215222 is 2225122123.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 3212215193 and 3212215202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803053804 + ... + 803053807.

It is an arithmetic number, because the mean of its divisors is an integer number (1204580709).

Almost surely, 2^3212215222 is an apocalyptic number.

3212215222 is a deficient number, since it is larger than the sum of its proper divisors (1606107614).

3212215222 is a wasteful number, since it uses less digits than its factorization.

3212215222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606107613.

The product of its digits is 960, while the sum is 22.

The square root of 3212215222 is about 56676.4079842751. The cubic root of 3212215222 is about 1475.4852712593.

Adding to 3212215222 its reverse (2225122123), we get a palindrome (5437337345).

The spelling of 3212215222 in words is "three billion, two hundred twelve million, two hundred fifteen thousand, two hundred twenty-two".