22020242429 has 2 divisors, whose sum is σ = 22020242430. Its totient is φ = 22020242428.

The previous prime is 22020242407. The next prime is 22020242471. The reversal of 22020242429 is 92424202022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20347596025 + 1672646404 = 142645^2 + 40898^2 .

It is a cyclic number.

It is not a de Polignac number, because 22020242429 - 2¹² = 22020238333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22020242479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010121214 + 11010121215.

It is an arithmetic number, because the mean of its divisors is an integer number (11010121215).

Almost surely, 2^22020242429 is an apocalyptic number.

It is an amenable number.

22020242429 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020242429 is an equidigital number, since it uses as much as digits as its factorization.

22020242429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 22020242429 in words is "twenty-two billion, twenty million, two hundred forty-two thousand, four hundred twenty-nine".