121030112021323 has 4 divisors (see below), whose sum is σ = 121030224329080. Its totient is φ = 121029999713568.

The previous prime is 121030112021279. The next prime is 121030112021327. The reversal of 121030112021323 is 323120211030121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121030112021323 - 2⁴¹ = 118831088765771 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121030112021294 and 121030112021303.

It is not an unprimeable number, because it can be changed into a prime (121030112021327) 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 3 ways as a sum of consecutive naturals, for example, 54521565 + ... + 56697982.

It is an arithmetic number, because the mean of its divisors is an integer number (30257556082270).

Almost surely, 2^{121030112021323} is an apocalyptic number.

121030112021323 is a deficient number, since it is larger than the sum of its proper divisors (112307757).

121030112021323 is a wasteful number, since it uses less digits than its factorization.

121030112021323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112307756.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 121030112021323 its reverse (323120211030121), we get a palindrome (444150323051444).

The spelling of 121030112021323 in words is "one hundred twenty-one trillion, thirty billion, one hundred twelve million, twenty-one thousand, three hundred twenty-three".