112130205 has 32 divisors (see below), whose sum is σ = 197296128. Its totient is φ = 53928000.

The previous prime is 112130201. The next prime is 112130231. The reversal of 112130205 is 502031211.

It is not a de Polignac number, because 112130205 - 2² = 112130201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112130201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18280 + ... + 23630.

It is an arithmetic number, because the mean of its divisors is an integer number (6165504).

Almost surely, 2^112130205 is an apocalyptic number.

112130205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112130205 is a deficient number, since it is larger than the sum of its proper divisors (85165923).

112130205 is a wasteful number, since it uses less digits than its factorization.

112130205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5497.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 112130205 is about 10589.1550654431. The cubic root of 112130205 is about 482.2151736951.

Adding to 112130205 its reverse (502031211), we get a palindrome (614161416).

The spelling of 112130205 in words is "one hundred twelve million, one hundred thirty thousand, two hundred five".