3221412212 has 12 divisors (see below), whose sum is σ = 5969087460. Its totient is φ = 1515958656.

The previous prime is 3221412203. The next prime is 3221412217. The reversal of 3221412212 is 2122141223.

It can be written as a sum of positive squares in 2 ways, for example, as 890067556 + 2331344656 = 29834^2 + 48284^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221412217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23686787 + ... + 23686922.

It is an arithmetic number, because the mean of its divisors is an integer number (497423955).

Almost surely, 2^3221412212 is an apocalyptic number.

It is an amenable number.

3221412212 is a deficient number, since it is larger than the sum of its proper divisors (2747675248).

3221412212 is a wasteful number, since it uses less digits than its factorization.

3221412212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47373730 (or 47373728 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 3221412212 is about 56757.4859555988. The cubic root of 3221412212 is about 1476.8920982198.

Adding to 3221412212 its reverse (2122141223), we get a palindrome (5343553435).

It can be divided in two parts, 322141221 and 2, that added together give a palindrome (322141223).

The spelling of 3221412212 in words is "three billion, two hundred twenty-one million, four hundred twelve thousand, two hundred twelve".