121019136071 has 2 divisors, whose sum is σ = 121019136072. Its totient is φ = 121019136070.

The previous prime is 121019136067. The next prime is 121019136101. The reversal of 121019136071 is 170631910121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121019136071 - 2² = 121019136067 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121019136011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60509568035 + 60509568036.

It is an arithmetic number, because the mean of its divisors is an integer number (60509568036).

Almost surely, 2^121019136071 is an apocalyptic number.

121019136071 is a deficient number, since it is larger than the sum of its proper divisors (1).

121019136071 is an equidigital number, since it uses as much as digits as its factorization.

121019136071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 32.

The spelling of 121019136071 in words is "one hundred twenty-one billion, nineteen million, one hundred thirty-six thousand, seventy-one".