20020221322303 has 2 divisors, whose sum is σ = 20020221322304. Its totient is φ = 20020221322302.

The previous prime is 20020221322301. The next prime is 20020221322327. The reversal of 20020221322303 is 30322312202002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020221322303 - 2¹ = 20020221322301 is a prime.

Together with 20020221322301, 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 (20020221322301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010110661151 + 10010110661152.

It is an arithmetic number, because the mean of its divisors is an integer number (10010110661152).

Almost surely, 2^{20020221322303} is an apocalyptic number.

20020221322303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020221322303 is an equidigital number, since it uses as much as digits as its factorization.

20020221322303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20020221322303 its reverse (30322312202002), we get a palindrome (50342533524305).

The spelling of 20020221322303 in words is "twenty trillion, twenty billion, two hundred twenty-one million, three hundred twenty-two thousand, three hundred three".