112120203 has 8 divisors (see below), whose sum is σ = 160993168. Its totient is φ = 68997024.

The previous prime is 112120187. The next prime is 112120207. The reversal of 112120203 is 302021211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112120203 - 2⁴ = 112120187 is a prime.

It is a super-2 number, since 2×112120203² = 25141879841522418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112120207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1437400 + ... + 1437477.

It is an arithmetic number, because the mean of its divisors is an integer number (20124146).

Almost surely, 2^112120203 is an apocalyptic number.

112120203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

112120203 is a deficient number, since it is larger than the sum of its proper divisors (48872965).

112120203 is a wasteful number, since it uses less digits than its factorization.

112120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874893.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 112120203 is about 10588.6827792696. The cubic root of 112120203 is about 482.2008354248.

Adding to 112120203 its reverse (302021211), we get a palindrome (414141414).

The spelling of 112120203 in words is "one hundred twelve million, one hundred twenty thousand, two hundred three".