121102002163 has 2 divisors, whose sum is σ = 121102002164. Its totient is φ = 121102002162.

The previous prime is 121102002149. The next prime is 121102002167. The reversal of 121102002163 is 361200201121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121102002163 - 2²¹ = 121099905011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121102002163.

It is not a weakly prime, because it can be changed into another prime (121102002167) 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, 60551001081 + 60551001082.

It is an arithmetic number, because the mean of its divisors is an integer number (60551001082).

Almost surely, 2^121102002163 is an apocalyptic number.

121102002163 is a deficient number, since it is larger than the sum of its proper divisors (1).

121102002163 is an equidigital number, since it uses as much as digits as its factorization.

121102002163 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 121102002163 its reverse (361200201121), we get a palindrome (482302203284).

The spelling of 121102002163 in words is "one hundred twenty-one billion, one hundred two million, two thousand, one hundred sixty-three".