2203123244203 has 4 divisors (see below), whose sum is σ = 2517855136240. Its totient is φ = 1888391352168.

The previous prime is 2203123244173. The next prime is 2203123244261. The reversal of 2203123244203 is 3024423213022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2203123244203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203123241203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157365946008 + ... + 157365946021.

It is an arithmetic number, because the mean of its divisors is an integer number (629463784060).

Almost surely, 2^{2203123244203} is an apocalyptic number.

2203123244203 is a deficient number, since it is larger than the sum of its proper divisors (314731892037).

2203123244203 is an equidigital number, since it uses as much as digits as its factorization.

2203123244203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314731892036.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2203123244203 its reverse (3024423213022), we get a palindrome (5227546457225).

The spelling of 2203123244203 in words is "two trillion, two hundred three billion, one hundred twenty-three million, two hundred forty-four thousand, two hundred three".