20244203 has 8 divisors (see below), whose sum is σ = 23608800. Its totient is φ = 17351880.

The previous prime is 20244199. The next prime is 20244239. The reversal of 20244203 is 30244202.

It is not a de Polignac number, because 20244203 - 2² = 20244199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20244503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29168 + ... + 29853.

It is an arithmetic number, because the mean of its divisors is an integer number (2951100).

Almost surely, 2^20244203 is an apocalyptic number.

20244203 is a deficient number, since it is larger than the sum of its proper divisors (3364597).

20244203 is an frugal number, since it uses more digits than its factorization.

20244203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59042 (or 59028 counting only the distinct ones).

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

The square root of 20244203 is about 4499.3558427846. The cubic root of 20244203 is about 272.5420769411.

Adding to 20244203 its reverse (30244202), we get a palindrome (50488405).

Subtracting 20244203 from its reverse (30244202), we obtain a palindrome (9999999).

The spelling of 20244203 in words is "twenty million, two hundred forty-four thousand, two hundred three".