20244432103 has 4 divisors (see below), whose sum is σ = 23136493840. Its totient is φ = 17352370368.

The previous prime is 20244432097. The next prime is 20244432149. The reversal of 20244432103 is 30123444202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20244432103 - 2¹⁷ = 20244301031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20244432193) 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, 1446030858 + ... + 1446030871.

It is an arithmetic number, because the mean of its divisors is an integer number (5784123460).

Almost surely, 2^20244432103 is an apocalyptic number.

20244432103 is a deficient number, since it is larger than the sum of its proper divisors (2892061737).

20244432103 is an equidigital number, since it uses as much as digits as its factorization.

20244432103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892061736.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20244432103 its reverse (30123444202), we get a palindrome (50367876305).

The spelling of 20244432103 in words is "twenty billion, two hundred forty-four million, four hundred thirty-two thousand, one hundred three".