20021022211303 has 2 divisors, whose sum is σ = 20021022211304. Its totient is φ = 20021022211302.

The previous prime is 20021022211297. The next prime is 20021022211361. The reversal of 20021022211303 is 30311222012002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20021022211303 - 2¹³ = 20021022203111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20021022211903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010511105651 + 10010511105652.

It is an arithmetic number, because the mean of its divisors is an integer number (10010511105652).

Almost surely, 2^{20021022211303} is an apocalyptic number.

20021022211303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20021022211303 is an equidigital number, since it uses as much as digits as its factorization.

20021022211303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20021022211303 its reverse (30311222012002), we get a palindrome (50332244223305).

The spelling of 20021022211303 in words is "twenty trillion, twenty-one billion, twenty-two million, two hundred eleven thousand, three hundred three".