2122020112 has 40 divisors (see below), whose sum is σ = 4334472576. Its totient is φ = 1004399616.

The previous prime is 2122020101. The next prime is 2122020127. The reversal of 2122020112 is 2110202212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2122020092 and 2122020101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5973 + ... + 65419.

Almost surely, 2^2122020112 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 2122020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2167236288).

2122020112 is an abundant number, since it is smaller than the sum of its proper divisors (2212452464).

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

2122020112 is a wasteful number, since it uses less digits than its factorization.

2122020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59575 (or 59569 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2122020112 is about 46065.3895240233. The cubic root of 2122020112 is about 1285.0395627420.

Adding to 2122020112 its reverse (2110202212), we get a palindrome (4232222324).

The spelling of 2122020112 in words is "two billion, one hundred twenty-two million, twenty thousand, one hundred twelve".