3221132212 has 6 divisors (see below), whose sum is σ = 5636981378. Its totient is φ = 1610566104.

The previous prime is 3221132203. The next prime is 3221132231. The reversal of 3221132212 is 2122311223.

It can be written as a sum of positive squares in only one way, i.e., 2637233316 + 583898896 = 51354^2 + 24164^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3221132212.

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, 402641523 + ... + 402641530.

Almost surely, 2^3221132212 is an apocalyptic number.

It is an amenable number.

3221132212 is a deficient number, since it is larger than the sum of its proper divisors (2415849166).

3221132212 is a wasteful number, since it uses less digits than its factorization.

3221132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805283057 (or 805283055 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 3221132212 is about 56755.0192670217. The cubic root of 3221132212 is about 1476.8493072799.

Adding to 3221132212 its reverse (2122311223), we get a palindrome (5343443435).

The spelling of 3221132212 in words is "three billion, two hundred twenty-one million, one hundred thirty-two thousand, two hundred twelve".