21002200122083 has 2 divisors, whose sum is σ = 21002200122084. Its totient is φ = 21002200122082.

The previous prime is 21002200122061. The next prime is 21002200122131. The reversal of 21002200122083 is 38022100220012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21002200122083 - 2¹⁴ = 21002200105699 is a prime.

It is not a weakly prime, because it can be changed into another prime (21002200122053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10501100061041 + 10501100061042.

It is an arithmetic number, because the mean of its divisors is an integer number (10501100061042).

Almost surely, 2^{21002200122083} is an apocalyptic number.

21002200122083 is a deficient number, since it is larger than the sum of its proper divisors (1).

21002200122083 is an equidigital number, since it uses as much as digits as its factorization.

21002200122083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 21002200122083 its reverse (38022100220012), we get a palindrome (59024300342095).

The spelling of 21002200122083 in words is "twenty-one trillion, two billion, two hundred million, one hundred twenty-two thousand, eighty-three".