3221320122212 has 24 divisors (see below), whose sum is σ = 5736401203680. Its totient is φ = 1582587267840.

The previous prime is 3221320122197. The next prime is 3221320122217. The reversal of 3221320122212 is 2122210231223.

It is a happy number.

3221320122212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3221320122217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29810714 + ... + 29918577.

It is an arithmetic number, because the mean of its divisors is an integer number (239016716820).

Almost surely, 2^{3221320122212} is an apocalyptic number.

It is an amenable number.

3221320122212 is a deficient number, since it is larger than the sum of its proper divisors (2515081081468).

3221320122212 is a wasteful number, since it uses less digits than its factorization.

3221320122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59729531 (or 59729529 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 3221320122212 its reverse (2122210231223), we get a palindrome (5343530353435).

The spelling of 3221320122212 in words is "three trillion, two hundred twenty-one billion, three hundred twenty million, one hundred twenty-two thousand, two hundred twelve".