22020423504329 has 2 divisors, whose sum is σ = 22020423504330. Its totient is φ = 22020423504328.

The previous prime is 22020423504257. The next prime is 22020423504349. The reversal of 22020423504329 is 92340532402022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18273256726729 + 3747166777600 = 4274723^2 + 1935760^2 .

It is a cyclic number.

It is not a de Polignac number, because 22020423504329 - 2³⁶ = 21951704027593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22020423504292 and 22020423504301.

It is not a weakly prime, because it can be changed into another prime (22020423504349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010211752164 + 11010211752165.

It is an arithmetic number, because the mean of its divisors is an integer number (11010211752165).

Almost surely, 2^{22020423504329} is an apocalyptic number.

It is an amenable number.

22020423504329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020423504329 is an equidigital number, since it uses as much as digits as its factorization.

22020423504329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 22020423504329 in words is "twenty-two trillion, twenty billion, four hundred twenty-three million, five hundred four thousand, three hundred twenty-nine".