2203433421 has 24 divisors (see below), whose sum is σ = 3442188960. Its totient is φ = 1250034912.

The previous prime is 2203433417. The next prime is 2203433423. The reversal of 2203433421 is 1243343022.

It is not a de Polignac number, because 2203433421 - 2² = 2203433417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2203433391 and 2203433400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203433423) 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 23 ways as a sum of consecutive naturals, for example, 33486 + ... + 74351.

It is an arithmetic number, because the mean of its divisors is an integer number (143424540).

Almost surely, 2^2203433421 is an apocalyptic number.

2203433421 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2203433421 is a deficient number, since it is larger than the sum of its proper divisors (1238755539).

2203433421 is a wasteful number, since it uses less digits than its factorization.

2203433421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107993 (or 107986 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2203433421 is about 46940.7437201415. The cubic root of 2203433421 is about 1301.2676827587.

Adding to 2203433421 its reverse (1243343022), we get a palindrome (3446776443).

It can be divided in two parts, 22034 and 33421, that added together give a palindrome (55455).

The spelling of 2203433421 in words is "two billion, two hundred three million, four hundred thirty-three thousand, four hundred twenty-one".