121167884393 has 2 divisors, whose sum is σ = 121167884394. Its totient is φ = 121167884392.

The previous prime is 121167884389. The next prime is 121167884417. The reversal of 121167884393 is 393488761121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97895771689 + 23272112704 = 312883^2 + 152552^2 .

It is a cyclic number.

It is not a de Polignac number, because 121167884393 - 2² = 121167884389 is a prime.

It is not a weakly prime, because it can be changed into another prime (121167884093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60583942196 + 60583942197.

It is an arithmetic number, because the mean of its divisors is an integer number (60583942197).

Almost surely, 2^121167884393 is an apocalyptic number.

It is an amenable number.

121167884393 is a deficient number, since it is larger than the sum of its proper divisors (1).

121167884393 is an equidigital number, since it uses as much as digits as its factorization.

121167884393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 53.

The spelling of 121167884393 in words is "one hundred twenty-one billion, one hundred sixty-seven million, eight hundred eighty-four thousand, three hundred ninety-three".