121344210479 has 2 divisors, whose sum is σ = 121344210480. Its totient is φ = 121344210478.

The previous prime is 121344210419. The next prime is 121344210503. The reversal of 121344210479 is 974012443121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121344210479 - 2²⁰ = 121343161903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121344210419) 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, 60672105239 + 60672105240.

It is an arithmetic number, because the mean of its divisors is an integer number (60672105240).

Almost surely, 2^121344210479 is an apocalyptic number.

121344210479 is a deficient number, since it is larger than the sum of its proper divisors (1).

121344210479 is an equidigital number, since it uses as much as digits as its factorization.

121344210479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 121344210479 in words is "one hundred twenty-one billion, three hundred forty-four million, two hundred ten thousand, four hundred seventy-nine".