102011221163 has 2 divisors, whose sum is σ = 102011221164. Its totient is φ = 102011221162.

The previous prime is 102011221099. The next prime is 102011221187. The reversal of 102011221163 is 361122110201.

It is a strong prime.

It is an emirp because it is prime and its reverse (361122110201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102011221163 - 2⁶ = 102011221099 is a prime.

It is not a weakly prime, because it can be changed into another prime (102011221363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005610581 + 51005610582.

It is an arithmetic number, because the mean of its divisors is an integer number (51005610582).

Almost surely, 2^102011221163 is an apocalyptic number.

102011221163 is a deficient number, since it is larger than the sum of its proper divisors (1).

102011221163 is an equidigital number, since it uses as much as digits as its factorization.

102011221163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 102011221163 its reverse (361122110201), we get a palindrome (463133331364).

The spelling of 102011221163 in words is "one hundred two billion, eleven million, two hundred twenty-one thousand, one hundred sixty-three".