2112013203 has 16 divisors (see below), whose sum is σ = 2939804160. Its totient is φ = 1346171904.

The previous prime is 2112013199. The next prime is 2112013213. The reversal of 2112013203 is 3023102112.

It is not a de Polignac number, because 2112013203 - 2² = 2112013199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112013213) 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, 179850 + ... + 191232.

It is an arithmetic number, because the mean of its divisors is an integer number (183737760).

Almost surely, 2^2112013203 is an apocalyptic number.

2112013203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2112013203 is a deficient number, since it is larger than the sum of its proper divisors (827790957).

2112013203 is a wasteful number, since it uses less digits than its factorization.

2112013203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2112013203 is about 45956.6448187855. The cubic root of 2112013203 is about 1283.0164055455.

Adding to 2112013203 its reverse (3023102112), we get a palindrome (5135115315).

The spelling of 2112013203 in words is "two billion, one hundred twelve million, thirteen thousand, two hundred three".