2121022203163 has 2 divisors, whose sum is σ = 2121022203164. Its totient is φ = 2121022203162.

The previous prime is 2121022203061. The next prime is 2121022203187. The reversal of 2121022203163 is 3613022201212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2121022203163 - 2³⁷ = 1983583249691 is a prime.

It is not a weakly prime, because it can be changed into another prime (2121022203563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060511101581 + 1060511101582.

It is an arithmetic number, because the mean of its divisors is an integer number (1060511101582).

Almost surely, 2^{2121022203163} is an apocalyptic number.

2121022203163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2121022203163 is an equidigital number, since it uses as much as digits as its factorization.

2121022203163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 2121022203163 its reverse (3613022201212), we get a palindrome (5734044404375).

The spelling of 2121022203163 in words is "two trillion, one hundred twenty-one billion, twenty-two million, two hundred three thousand, one hundred sixty-three".