3222021212 has 6 divisors (see below), whose sum is σ = 5638537128. Its totient is φ = 1611010604.

The previous prime is 3222021151. The next prime is 3222021227. The reversal of 3222021212 is 2121202223.

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, 402752648 + ... + 402752655.

It is an arithmetic number, because the mean of its divisors is an integer number (939756188).

Almost surely, 2^3222021212 is an apocalyptic number.

It is an amenable number.

3222021212 is a deficient number, since it is larger than the sum of its proper divisors (2416515916).

3222021212 is a wasteful number, since it uses less digits than its factorization.

3222021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805505307 (or 805505305 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 3222021212 is about 56762.8506331386. The cubic root of 3222021212 is about 1476.9851599534.

Adding to 3222021212 its reverse (2121202223), we get a palindrome (5343223435).

The spelling of 3222021212 in words is "three billion, two hundred twenty-two million, twenty-one thousand, two hundred twelve".