112222020212 has 12 divisors (see below), whose sum is σ = 196878285156. Its totient is φ = 55971081600.

The previous prime is 112222020133. The next prime is 112222020217. The reversal of 112222020212 is 212020222211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 66710624656 + 45511395556 = 258284^2 + 213334^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112222020217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34980323 + ... + 34983530.

It is an arithmetic number, because the mean of its divisors is an integer number (16406523763).

Almost surely, 2^112222020212 is an apocalyptic number.

It is an amenable number.

112222020212 is a deficient number, since it is larger than the sum of its proper divisors (84656264944).

112222020212 is a wasteful number, since it uses less digits than its factorization.

112222020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69964258 (or 69964256 counting only the distinct ones).

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

Adding to 112222020212 its reverse (212020222211), we get a palindrome (324242242423).

The spelling of 112222020212 in words is "one hundred twelve billion, two hundred twenty-two million, twenty thousand, two hundred twelve".