121230312112323 has 24 divisors (see below), whose sum is σ = 175355104042560. Its totient is φ = 80707305312000.

The previous prime is 121230312112321. The next prime is 121230312112331. The reversal of 121230312112323 is 323211213032121.

121230312112323 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 303 + 1 + 21 + 12 + 323 = 666.

It is not a de Polignac number, because 121230312112323 - 2¹ = 121230312112321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121230312112321) 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 in 23 ways as a sum of consecutive naturals, for example, 104002413 + ... + 105161601.

It is an arithmetic number, because the mean of its divisors is an integer number (7306462668440).

Almost surely, 2^{121230312112323} is an apocalyptic number.

121230312112323 is a deficient number, since it is larger than the sum of its proper divisors (54124791930237).

121230312112323 is a wasteful number, since it uses less digits than its factorization.

121230312112323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175419 (or 1175416 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 121230312112323 its reverse (323211213032121), we get a palindrome (444441525144444).

The spelling of 121230312112323 in words is "one hundred twenty-one trillion, two hundred thirty billion, three hundred twelve million, one hundred twelve thousand, three hundred twenty-three".