12203043403 has 4 divisors (see below), whose sum is σ = 12222383248. Its totient is φ = 12183703560.

The previous prime is 12203043361. The next prime is 12203043427. The reversal of 12203043403 is 30434030221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30434030221 = 7 ⋅4347718603.

It is a cyclic number.

It is not a de Polignac number, because 12203043403 - 2¹³ = 12203035211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12203040403) 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, 9668976 + ... + 9670237.

It is an arithmetic number, because the mean of its divisors is an integer number (3055595812).

Almost surely, 2^12203043403 is an apocalyptic number.

12203043403 is a deficient number, since it is larger than the sum of its proper divisors (19339845).

12203043403 is an equidigital number, since it uses as much as digits as its factorization.

12203043403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19339844.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 12203043403 its reverse (30434030221), we get a palindrome (42637073624).

The spelling of 12203043403 in words is "twelve billion, two hundred three million, forty-three thousand, four hundred three".