1112220320212 has 24 divisors (see below), whose sum is σ = 1994484935520. Its totient is φ = 542511384480.

The previous prime is 1112220320209. The next prime is 1112220320219. The reversal of 1112220320212 is 2120230222111.

It is a self number, because there is not a number n which added to its sum of digits gives 1112220320212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112220320219) 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, 17956863 + ... + 18018694.

It is an arithmetic number, because the mean of its divisors is an integer number (83103538980).

Almost surely, 2^{1112220320212} is an apocalyptic number.

It is an amenable number.

1112220320212 is a deficient number, since it is larger than the sum of its proper divisors (882264615308).

1112220320212 is a wasteful number, since it uses less digits than its factorization.

1112220320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35975751 (or 35975749 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1112220320212 its reverse (2120230222111), we get a palindrome (3232450542323).

The spelling of 1112220320212 in words is "one trillion, one hundred twelve billion, two hundred twenty million, three hundred twenty thousand, two hundred twelve".