20022545210443 has 2 divisors, whose sum is σ = 20022545210444. Its totient is φ = 20022545210442.

The previous prime is 20022545210441. The next prime is 20022545210489. The reversal of 20022545210443 is 34401254522002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20022545210443 - 2¹ = 20022545210441 is a prime.

Together with 20022545210441, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 20022545210399 and 20022545210408.

It is not a weakly prime, because it can be changed into another prime (20022545210441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011272605221 + 10011272605222.

It is an arithmetic number, because the mean of its divisors is an integer number (10011272605222).

Almost surely, 2^{20022545210443} is an apocalyptic number.

20022545210443 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022545210443 is an equidigital number, since it uses as much as digits as its factorization.

20022545210443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 20022545210443 its reverse (34401254522002), we get a palindrome (54423799732445).

The spelling of 20022545210443 in words is "twenty trillion, twenty-two billion, five hundred forty-five million, two hundred ten thousand, four hundred forty-three".