20414421424193 has 2 divisors, whose sum is σ = 20414421424194. Its totient is φ = 20414421424192.

The previous prime is 20414421424057. The next prime is 20414421424231. The reversal of 20414421424193 is 39142412441402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10889155216384 + 9525266207809 = 3299872^2 + 3086303^2 .

It is a cyclic number.

It is not a de Polignac number, because 20414421424193 - 2¹⁰ = 20414421423169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20414421424193.

It is not a weakly prime, because it can be changed into another prime (20414621424193) 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, 10207210712096 + 10207210712097.

It is an arithmetic number, because the mean of its divisors is an integer number (10207210712097).

Almost surely, 2^{20414421424193} is an apocalyptic number.

It is an amenable number.

20414421424193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20414421424193 is an equidigital number, since it uses as much as digits as its factorization.

20414421424193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 41.

Adding to 20414421424193 its reverse (39142412441402), we get a palindrome (59556833865595).

The spelling of 20414421424193 in words is "twenty trillion, four hundred fourteen billion, four hundred twenty-one million, four hundred twenty-four thousand, one hundred ninety-three".