22000130210321 has 2 divisors, whose sum is σ = 22000130210322. Its totient is φ = 22000130210320.

The previous prime is 22000130210309. The next prime is 22000130210339. The reversal of 22000130210321 is 12301203100022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12271744641025 + 9728385569296 = 3503105^2 + 3119036^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000130210321 - 2¹⁸ = 22000129948177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22000130210321.

It is not a weakly prime, because it can be changed into another prime (22000130210351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000065105160 + 11000065105161.

It is an arithmetic number, because the mean of its divisors is an integer number (11000065105161).

Almost surely, 2^{22000130210321} is an apocalyptic number.

It is an amenable number.

22000130210321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000130210321 is an equidigital number, since it uses as much as digits as its factorization.

22000130210321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22000130210321 its reverse (12301203100022), we get a palindrome (34301333310343).

The spelling of 22000130210321 in words is "twenty-two trillion, one hundred thirty million, two hundred ten thousand, three hundred twenty-one".