20411434103 has 2 divisors, whose sum is σ = 20411434104. Its totient is φ = 20411434102.

The previous prime is 20411434073. The next prime is 20411434123. The reversal of 20411434103 is 30143411402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20411434103 - 2⁶ = 20411434039 is a prime.

It is a super-2 number, since 2×20411434103² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20411434123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205717051 + 10205717052.

It is an arithmetic number, because the mean of its divisors is an integer number (10205717052).

Almost surely, 2^20411434103 is an apocalyptic number.

20411434103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20411434103 is an equidigital number, since it uses as much as digits as its factorization.

20411434103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20411434103 its reverse (30143411402), we get a palindrome (50554845505).

The spelling of 20411434103 in words is "twenty billion, four hundred eleven million, four hundred thirty-four thousand, one hundred three".