112102012 has 48 divisors (see below), whose sum is σ = 229817952. Its totient is φ = 47278080.

The previous prime is 112102009. The next prime is 112102013. The reversal of 112102012 is 210201211.

It is a super-2 number, since 2×112102012² = 25133722188896288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112102012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112102013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53578 + ... + 55630.

It is an arithmetic number, because the mean of its divisors is an integer number (4787874).

Almost surely, 2^112102012 is an apocalyptic number.

It is an amenable number.

112102012 is an abundant number, since it is smaller than the sum of its proper divisors (117715940).

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

112102012 is a wasteful number, since it uses less digits than its factorization.

112102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158 (or 2156 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 112102012 is about 10587.8237612835. The cubic root of 112102012 is about 482.1747557068.

Adding to 112102012 its reverse (210201211), we get a palindrome (322303223).

It can be divided in two parts, 11 and 2102012, that multiplied together give a palindrome (23122132).

The spelling of 112102012 in words is "one hundred twelve million, one hundred two thousand, twelve".