121330214310243 has 8 divisors (see below), whose sum is σ = 168807254692608. Its totient is φ = 77369991734024.

The previous prime is 121330214310229. The next prime is 121330214310269. The reversal of 121330214310243 is 342013412033121.

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

It is not a de Polignac number, because 121330214310243 - 2¹⁷ = 121330214179171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121330214310243.

It is not an unprimeable number, because it can be changed into a prime (121330214310143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879204451455 + ... + 879204451592.

It is an arithmetic number, because the mean of its divisors is an integer number (21100906836576).

Almost surely, 2^{121330214310243} is an apocalyptic number.

121330214310243 is a deficient number, since it is larger than the sum of its proper divisors (47477040382365).

121330214310243 is a wasteful number, since it uses less digits than its factorization.

121330214310243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758408903073.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 121330214310243 its reverse (342013412033121), we get a palindrome (463343626343364).

The spelling of 121330214310243 in words is "one hundred twenty-one trillion, three hundred thirty billion, two hundred fourteen million, three hundred ten thousand, two hundred forty-three".