20234443203 has 12 divisors (see below), whose sum is σ = 31475800720. Its totient is φ = 12451964976.

The previous prime is 20234443199. The next prime is 20234443231. The reversal of 20234443203 is 30234443202.

It is not a de Polignac number, because 20234443203 - 2² = 20234443199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20234443253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86471863 + ... + 86472096.

Almost surely, 2^20234443203 is an apocalyptic number.

20234443203 is a deficient number, since it is larger than the sum of its proper divisors (11241357517).

20234443203 is a wasteful number, since it uses less digits than its factorization.

20234443203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172943978 (or 172943975 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 20234443203 its reverse (30234443202), we get a palindrome (50468886405).

Subtracting 20234443203 from its reverse (30234443202), we obtain a palindrome (9999999999).

The spelling of 20234443203 in words is "twenty billion, two hundred thirty-four million, four hundred forty-three thousand, two hundred three".