2102431203 has 6 divisors (see below), whose sum is σ = 3036845084. Its totient is φ = 1401620796.

The previous prime is 2102431153. The next prime is 2102431229. The reversal of 2102431203 is 3021342012.

2102431203 is a `hidden beast` number, since 210 + 2 + 431 + 20 + 3 = 666.

It is not a de Polignac number, because 2102431203 - 2⁶ = 2102431139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102431283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116801725 + ... + 116801742.

Almost surely, 2^2102431203 is an apocalyptic number.

2102431203 is a deficient number, since it is larger than the sum of its proper divisors (934413881).

2102431203 is a wasteful number, since it uses less digits than its factorization.

2102431203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233603473 (or 233603470 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2102431203 is about 45852.2758759039. The cubic root of 2102431203 is about 1281.0731566101.

Adding to 2102431203 its reverse (3021342012), we get a palindrome (5123773215).

The spelling of 2102431203 in words is "two billion, one hundred two million, four hundred thirty-one thousand, two hundred three".