2012011203 has 16 divisors (see below), whose sum is σ = 2766905856. Its totient is φ = 1299794400.

The previous prime is 2012011189. The next prime is 2012011207. The reversal of 2012011203 is 3021102102.

It is not a de Polignac number, because 2012011203 - 2⁵ = 2012011171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012011207) 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, 56401 + ... + 84882.

It is an arithmetic number, because the mean of its divisors is an integer number (172931616).

Almost surely, 2^2012011203 is an apocalyptic number.

2012011203 is a deficient number, since it is larger than the sum of its proper divisors (754894653).

2012011203 is a wasteful number, since it uses less digits than its factorization.

2012011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141434.

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

The square root of 2012011203 is about 44855.4478631080. The cubic root of 2012011203 is about 1262.4382121576.

Adding to 2012011203 its reverse (3021102102), we get a palindrome (5033113305).

The spelling of 2012011203 in words is "two billion, twelve million, eleven thousand, two hundred three".