22020202212529 has 2 divisors, whose sum is σ = 22020202212530. Its totient is φ = 22020202212528.

The previous prime is 22020202212521. The next prime is 22020202212563. The reversal of 22020202212529 is 92521220202022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21908231668129 + 111970544400 = 4680623^2 + 334620^2 .

It is a cyclic number.

It is not a de Polignac number, because 22020202212529 - 2³ = 22020202212521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22020202212529.

It is not a weakly prime, because it can be changed into another prime (22020202212521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010101106264 + 11010101106265.

It is an arithmetic number, because the mean of its divisors is an integer number (11010101106265).

Almost surely, 2^{22020202212529} is an apocalyptic number.

It is an amenable number.

22020202212529 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020202212529 is an equidigital number, since it uses as much as digits as its factorization.

22020202212529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 22020202212529 in words is "twenty-two trillion, twenty billion, two hundred two million, two hundred twelve thousand, five hundred twenty-nine".