2012203503 has 6 divisors (see below), whose sum is σ = 2906516184. Its totient is φ = 1341468996.

The previous prime is 2012203471. The next prime is 2012203513. The reversal of 2012203503 is 3053022102.

It is not a de Polignac number, because 2012203503 - 2⁵ = 2012203471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012203513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111789075 + ... + 111789092.

It is an arithmetic number, because the mean of its divisors is an integer number (484419364).

Almost surely, 2^2012203503 is an apocalyptic number.

2012203503 is a deficient number, since it is larger than the sum of its proper divisors (894312681).

2012203503 is a wasteful number, since it uses less digits than its factorization.

2012203503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223578173 (or 223578170 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2012203503 is about 44857.5913642273. The cubic root of 2012203503 is about 1262.4784304781.

Adding to 2012203503 its reverse (3053022102), we get a palindrome (5065225605).

The spelling of 2012203503 in words is "two billion, twelve million, two hundred three thousand, five hundred three".