20104443103 has 2 divisors, whose sum is σ = 20104443104. Its totient is φ = 20104443102.

The previous prime is 20104443101. The next prime is 20104443137. The reversal of 20104443103 is 30134440102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20104443103 - 2¹ = 20104443101 is a prime.

Together with 20104443101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20104443101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10052221551 + 10052221552.

It is an arithmetic number, because the mean of its divisors is an integer number (10052221552).

Almost surely, 2^20104443103 is an apocalyptic number.

20104443103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20104443103 is an equidigital number, since it uses as much as digits as its factorization.

20104443103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20104443103 its reverse (30134440102), we get a palindrome (50238883205).

The spelling of 20104443103 in words is "twenty billion, one hundred four million, four hundred forty-three thousand, one hundred three".