2040240203 has 4 divisors (see below), whose sum is σ = 2040692088. Its totient is φ = 2039788320.

The previous prime is 2040240187. The next prime is 2040240211. The reversal of 2040240203 is 3020420402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3020420402 = 2 ⋅1510210201.

It is a cyclic number.

It is not a de Polignac number, because 2040240203 - 2⁴ = 2040240187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040240283) 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 3 ways as a sum of consecutive naturals, for example, 219101 + ... + 228222.

It is an arithmetic number, because the mean of its divisors is an integer number (510173022).

Almost surely, 2^2040240203 is an apocalyptic number.

2040240203 is a deficient number, since it is larger than the sum of its proper divisors (451885).

2040240203 is an equidigital number, since it uses as much as digits as its factorization.

2040240203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451884.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2040240203 is about 45169.0181761791. The cubic root of 2040240203 is about 1268.3149170796.

Adding to 2040240203 its reverse (3020420402), we get a palindrome (5060660605).

The spelling of 2040240203 in words is "two billion, forty million, two hundred forty thousand, two hundred three".