3443220203 has 4 divisors (see below), whose sum is σ = 3443340888. Its totient is φ = 3443099520.

The previous prime is 3443220197. The next prime is 3443220271. The reversal of 3443220203 is 3020223443.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3020223443 = 17491 ⋅172673.

It is a cyclic number.

It is not a de Polignac number, because 3443220203 - 2⁸ = 3443219947 is a prime.

It is a super-2 number, since 2×3443220203² = 23711530732694722418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3443220283) 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, 9068 + ... + 83478.

It is an arithmetic number, because the mean of its divisors is an integer number (860835222).

Almost surely, 2^3443220203 is an apocalyptic number.

3443220203 is a deficient number, since it is larger than the sum of its proper divisors (120685).

3443220203 is an equidigital number, since it uses as much as digits as its factorization.

3443220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120684.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 3443220203 is about 58678.9587756974. The cubic root of 3443220203 is about 1510.0393544119.

Adding to 3443220203 its reverse (3020223443), we get a palindrome (6463443646).

The spelling of 3443220203 in words is "three billion, four hundred forty-three million, two hundred twenty thousand, two hundred three".