121222210210163 has 2 divisors, whose sum is σ = 121222210210164. Its totient is φ = 121222210210162.

The previous prime is 121222210210021. The next prime is 121222210210181. The reversal of 121222210210163 is 361012012222121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121222210210163 - 2³⁸ = 120947332303219 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (121222210270163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60611105105081 + 60611105105082.

It is an arithmetic number, because the mean of its divisors is an integer number (60611105105082).

Almost surely, 2^{121222210210163} is an apocalyptic number.

121222210210163 is a deficient number, since it is larger than the sum of its proper divisors (1).

121222210210163 is an equidigital number, since it uses as much as digits as its factorization.

121222210210163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 121222210210163 its reverse (361012012222121), we get a palindrome (482234222432284).

The spelling of 121222210210163 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, two hundred ten million, two hundred ten thousand, one hundred sixty-three".