20102201022179 has 2 divisors, whose sum is σ = 20102201022180. Its totient is φ = 20102201022178.

The previous prime is 20102201022151. The next prime is 20102201022227. The reversal of 20102201022179 is 97122010220102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20102201022179 - 2¹² = 20102201018083 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102201022149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051100511089 + 10051100511090.

It is an arithmetic number, because the mean of its divisors is an integer number (10051100511090).

Almost surely, 2^{20102201022179} is an apocalyptic number.

20102201022179 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102201022179 is an equidigital number, since it uses as much as digits as its factorization.

20102201022179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 20102201022179 in words is "twenty trillion, one hundred two billion, two hundred one million, twenty-two thousand, one hundred seventy-nine".