2102202112 has 36 divisors (see below), whose sum is σ = 4340904120. Its totient is φ = 1014852608.

The previous prime is 2102202077. The next prime is 2102202131. The reversal of 2102202112 is 2112022012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2102202092 and 2102202101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134158 + ... + 149005.

It is an arithmetic number, because the mean of its divisors is an integer number (120580670).

Almost surely, 2^2102202112 is an apocalyptic number.

It is an amenable number.

2102202112 is an abundant number, since it is smaller than the sum of its proper divisors (2238702008).

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

2102202112 is an equidigital number, since it uses as much as digits as its factorization.

2102202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283208 (or 283194 counting only the distinct ones).

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

The square root of 2102202112 is about 45849.7776657641. Note that the first 3 decimals coincide. The cubic root of 2102202112 is about 1281.0266242923.

Adding to 2102202112 its reverse (2112022012), we get a palindrome (4214224124).

The spelling of 2102202112 in words is "two billion, one hundred two million, two hundred two thousand, one hundred twelve".