2201121112 has 32 divisors (see below), whose sum is σ = 4327934400. Its totient is φ = 1048045824.

The previous prime is 2201121103. The next prime is 2201121113. The reversal of 2201121112 is 2111211022.

It is a junction number, because it is equal to n+sod(n) for n = 2201121092 and 2201121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201121113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48048 + ... + 81919.

It is an arithmetic number, because the mean of its divisors is an integer number (135247950).

Almost surely, 2^2201121112 is an apocalyptic number.

It is an amenable number.

2201121112 is a deficient number, since it is larger than the sum of its proper divisors (2126813288).

2201121112 is a wasteful number, since it uses less digits than its factorization.

2201121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130075 (or 130071 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 2201121112 is about 46916.1071701393. The cubic root of 2201121112 is about 1300.8123348917.

Adding to 2201121112 its reverse (2111211022), we get a palindrome (4312332134).

The spelling of 2201121112 in words is "two billion, two hundred one million, one hundred twenty-one thousand, one hundred twelve".