112203311 has 4 divisors (see below), whose sum is σ = 122403624. Its totient is φ = 102003000.

The previous prime is 112203307. The next prime is 112203313. The reversal of 112203311 is 113302211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113302211 = 11 ⋅10300201.

It is not a de Polignac number, because 112203311 - 2² = 112203307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112203313) 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 3 ways as a sum of consecutive naturals, for example, 5100140 + ... + 5100161.

It is an arithmetic number, because the mean of its divisors is an integer number (30600906).

Almost surely, 2^112203311 is an apocalyptic number.

112203311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112203311 is a deficient number, since it is larger than the sum of its proper divisors (10200313).

112203311 is a wasteful number, since it uses less digits than its factorization.

112203311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10200312.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 112203311 is about 10592.6064309026. The cubic root of 112203311 is about 482.3199482114.

Adding to 112203311 its reverse (113302211), we get a palindrome (225505522).

The spelling of 112203311 in words is "one hundred twelve million, two hundred three thousand, three hundred eleven".