20222017916827 has 2 divisors, whose sum is σ = 20222017916828. Its totient is φ = 20222017916826.

The previous prime is 20222017916783. The next prime is 20222017916843. The reversal of 20222017916827 is 72861971022202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222017916827 - 2¹¹ = 20222017914779 is a prime.

It is not a weakly prime, because it can be changed into another prime (20222017910827) 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, 10111008958413 + 10111008958414.

It is an arithmetic number, because the mean of its divisors is an integer number (10111008958414).

Almost surely, 2^{20222017916827} is an apocalyptic number.

20222017916827 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222017916827 is an equidigital number, since it uses as much as digits as its factorization.

20222017916827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 20222017916827 in words is "twenty trillion, two hundred twenty-two billion, seventeen million, nine hundred sixteen thousand, eight hundred twenty-seven".