1001201022163 has 2 divisors, whose sum is σ = 1001201022164. Its totient is φ = 1001201022162.

The previous prime is 1001201022161. The next prime is 1001201022169. The reversal of 1001201022163 is 3612201021001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001201022163 - 2¹ = 1001201022161 is a prime.

Together with 1001201022161, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1001201022163.

It is not a weakly prime, because it can be changed into another prime (1001201022161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500600511081 + 500600511082.

It is an arithmetic number, because the mean of its divisors is an integer number (500600511082).

Almost surely, 2^{1001201022163} is an apocalyptic number.

1001201022163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001201022163 is an equidigital number, since it uses as much as digits as its factorization.

1001201022163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1001201022163 its reverse (3612201021001), we get a palindrome (4613402043164).

The spelling of 1001201022163 in words is "one trillion, one billion, two hundred one million, twenty-two thousand, one hundred sixty-three".