121240141163 has 2 divisors, whose sum is σ = 121240141164. Its totient is φ = 121240141162.

The previous prime is 121240141067. The next prime is 121240141213. The reversal of 121240141163 is 361141042121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121240141163 - 2²² = 121235946859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (121240141963) 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, 60620070581 + 60620070582.

It is an arithmetic number, because the mean of its divisors is an integer number (60620070582).

Almost surely, 2^121240141163 is an apocalyptic number.

121240141163 is a deficient number, since it is larger than the sum of its proper divisors (1).

121240141163 is an equidigital number, since it uses as much as digits as its factorization.

121240141163 is an odious number, because the sum of its binary digits is odd.

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

Adding to 121240141163 its reverse (361141042121), we get a palindrome (482381183284).

The spelling of 121240141163 in words is "one hundred twenty-one billion, two hundred forty million, one hundred forty-one thousand, one hundred sixty-three".