20414204123 has 2 divisors, whose sum is σ = 20414204124. Its totient is φ = 20414204122.

The previous prime is 20414204101. The next prime is 20414204131. The reversal of 20414204123 is 32140241402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20414204123 - 2⁸ = 20414203867 is a prime.

It is not a weakly prime, because it can be changed into another prime (20414204183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10207102061 + 10207102062.

It is an arithmetic number, because the mean of its divisors is an integer number (10207102062).

Almost surely, 2^20414204123 is an apocalyptic number.

20414204123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20414204123 is an equidigital number, since it uses as much as digits as its factorization.

20414204123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20414204123 its reverse (32140241402), we get a palindrome (52554445525).

The spelling of 20414204123 in words is "twenty billion, four hundred fourteen million, two hundred four thousand, one hundred twenty-three".