121021112022163 has 2 divisors, whose sum is σ = 121021112022164. Its totient is φ = 121021112022162.

The previous prime is 121021112022043. The next prime is 121021112022169. The reversal of 121021112022163 is 361220211120121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121021112022163 - 2⁴⁵ = 85836739933331 is a prime.

It is a super-2 number, since 2×121021112022163² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121021112022169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60510556011081 + 60510556011082.

It is an arithmetic number, because the mean of its divisors is an integer number (60510556011082).

Almost surely, 2^{121021112022163} is an apocalyptic number.

121021112022163 is a deficient number, since it is larger than the sum of its proper divisors (1).

121021112022163 is an equidigital number, since it uses as much as digits as its factorization.

121021112022163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 121021112022163 its reverse (361220211120121), we get a palindrome (482241323142284).

The spelling of 121021112022163 in words is "one hundred twenty-one trillion, twenty-one billion, one hundred twelve million, twenty-two thousand, one hundred sixty-three".