2222120021012 has 48 divisors (see below), whose sum is σ = 3948865905600. Its totient is φ = 1094020262400.

The previous prime is 2222120020993. The next prime is 2222120021083. The reversal of 2222120021012 is 2101200212222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76265687 + ... + 76294817.

It is an arithmetic number, because the mean of its divisors is an integer number (82268039700).

Almost surely, 2^{2222120021012} is an apocalyptic number.

It is an amenable number.

2222120021012 is a deficient number, since it is larger than the sum of its proper divisors (1726745884588).

2222120021012 is a wasteful number, since it uses less digits than its factorization.

2222120021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30392 (or 30390 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2222120021012 its reverse (2101200212222), we get a palindrome (4323320233234).

The spelling of 2222120021012 in words is "two trillion, two hundred twenty-two billion, one hundred twenty million, twenty-one thousand, twelve".