121104214134243 has 8 divisors (see below), whose sum is σ = 161472501208656. Its totient is φ = 80736034908000.

The previous prime is 121104214134199. The next prime is 121104214134247. The reversal of 121104214134243 is 342431412401121.

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

It is not a de Polignac number, because 121104214134243 - 2¹⁶ = 121104214068707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121104214134247) 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, 24304488 + ... + 28860293.

It is an arithmetic number, because the mean of its divisors is an integer number (20184062651082).

Almost surely, 2^{121104214134243} is an apocalyptic number.

121104214134243 is a deficient number, since it is larger than the sum of its proper divisors (40368287074413).

121104214134243 is an equidigital number, since it uses as much as digits as its factorization.

121104214134243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53924085.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 121104214134243 its reverse (342431412401121), we get a palindrome (463535626535364).

The spelling of 121104214134243 in words is "one hundred twenty-one trillion, one hundred four billion, two hundred fourteen million, one hundred thirty-four thousand, two hundred forty-three".