112001203 has 4 divisors (see below), whose sum is σ = 112023000. Its totient is φ = 111979408.

The previous prime is 112001189. The next prime is 112001207. The reversal of 112001203 is 302100211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302100211 = 7 ⋅43157173.

It is a cyclic number.

It is not a de Polignac number, because 112001203 - 2¹⁷ = 111870131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112001203.

It is not an unprimeable number, because it can be changed into a prime (112001207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548 + ... + 15046.

It is an arithmetic number, because the mean of its divisors is an integer number (28005750).

Almost surely, 2^112001203 is an apocalyptic number.

112001203 is a deficient number, since it is larger than the sum of its proper divisors (21797).

112001203 is an equidigital number, since it uses as much as digits as its factorization.

112001203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21796.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 112001203 is about 10583.0620805134. The cubic root of 112001203 is about 482.0301786629.

Adding to 112001203 its reverse (302100211), we get a palindrome (414101414).

It can be divided in two parts, 11200 and 1203, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 112001203 in words is "one hundred twelve million, one thousand, two hundred three".