121304646403121 has 8 divisors (see below), whose sum is σ = 121351290984000. Its totient is φ = 121258003658832.

The previous prime is 121304646403063. The next prime is 121304646403189.

121304646403121 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121304646403121 - 2²² = 121304642208817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121304646433121) 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 in 7 ways as a sum of consecutive naturals, for example, 139884956 + ... + 140749458.

It is an arithmetic number, because the mean of its divisors is an integer number (15168911373000).

Almost surely, 2^{121304646403121} is an apocalyptic number.

It is an amenable number.

121304646403121 is a deficient number, since it is larger than the sum of its proper divisors (46644580879).

121304646403121 is an equidigital number, since it uses as much as digits as its factorization.

121304646403121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918295.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 121304646403121 in words is "one hundred twenty-one trillion, three hundred four billion, six hundred forty-six million, four hundred three thousand, one hundred twenty-one".