3222120021012 has 48 divisors (see below), whose sum is σ = 8385407479680. Its totient is φ = 1069956195264.

The previous prime is 3222120020971. The next prime is 3222120021019. The reversal of 3222120021012 is 2101200212223.

3222120021012 is a `hidden beast` number, since 32 + 221 + 200 + 210 + 1 + 2 = 666.

3222120021012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222120021019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56691073 + ... + 56747880.

It is an arithmetic number, because the mean of its divisors is an integer number (174695989160).

Almost surely, 2^{3222120021012} is an apocalyptic number.

It is an amenable number.

3222120021012 is an abundant number, since it is smaller than the sum of its proper divisors (5163287458668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3222120021012 is a wasteful number, since it uses less digits than its factorization.

3222120021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113439229 (or 113439221 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 3222120021012 its reverse (2101200212223), we get a palindrome (5323320233235).

The spelling of 3222120021012 in words is "three trillion, two hundred twenty-two billion, one hundred twenty million, twenty-one thousand, twelve".