20321222212283 has 2 divisors, whose sum is σ = 20321222212284. Its totient is φ = 20321222212282.

The previous prime is 20321222212271. The next prime is 20321222212331. The reversal of 20321222212283 is 38221222212302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20321222212283 - 2³⁰ = 20320148470459 is a prime.

It is not a weakly prime, because it can be changed into another prime (20321222212253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10160611106141 + 10160611106142.

It is an arithmetic number, because the mean of its divisors is an integer number (10160611106142).

Almost surely, 2^{20321222212283} is an apocalyptic number.

20321222212283 is a deficient number, since it is larger than the sum of its proper divisors (1).

20321222212283 is an equidigital number, since it uses as much as digits as its factorization.

20321222212283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 20321222212283 its reverse (38221222212302), we get a palindrome (58542444424585).

The spelling of 20321222212283 in words is "twenty trillion, three hundred twenty-one billion, two hundred twenty-two million, two hundred twelve thousand, two hundred eighty-three".