2220020112 has 80 divisors (see below), whose sum is σ = 6064611840. Its totient is φ = 698649600.

The previous prime is 2220020111. The next prime is 2220020161. The reversal of 2220020112 is 2110200222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2220020111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42814 + ... + 79202.

It is an arithmetic number, because the mean of its divisors is an integer number (75807648).

Almost surely, 2^2220020112 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 2220020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3032305920).

2220020112 is an abundant number, since it is smaller than the sum of its proper divisors (3844591728).

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

2220020112 is a wasteful number, since it uses less digits than its factorization.

2220020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36472 (or 36466 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2220020112 is about 47117.0893837894. The cubic root of 2220020112 is about 1304.5246894262.

Adding to 2220020112 its reverse (2110200222), we get a palindrome (4330220334).

The spelling of 2220020112 in words is "two billion, two hundred twenty million, twenty thousand, one hundred twelve".