20222112020112 has 240 divisors, whose sum is σ = 61340733941760. Its totient is φ = 6437196095616.

The previous prime is 20222112020087. The next prime is 20222112020119. The reversal of 20222112020112 is 21102021122202.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (20222112020119) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55170793 + ... + 55536119.

It is an arithmetic number, because the mean of its divisors is an integer number (255586391424).

Almost surely, 2^{20222112020112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20222112020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30670366970880).

20222112020112 is an abundant number, since it is smaller than the sum of its proper divisors (41118621921648).

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

20222112020112 is a wasteful number, since it uses less digits than its factorization.

20222112020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365992 (or 365974 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20222112020112 its reverse (21102021122202), we get a palindrome (41324133142314).

The spelling of 20222112020112 in words is "twenty trillion, two hundred twenty-two billion, one hundred twelve million, twenty thousand, one hundred twelve".