12301121011223 has 8 divisors (see below), whose sum is σ = 13425853301136. Its totient is φ = 11177463481600.

The previous prime is 12301121011211. The next prime is 12301121011229. The reversal of 12301121011223 is 32211012110321.

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 12301121011223 - 2⁶ = 12301121011159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12301121011195 and 12301121011204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301121011229) 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, 268666136 + ... + 268711917.

It is an arithmetic number, because the mean of its divisors is an integer number (1678231662642).

Almost surely, 2^{12301121011223} is an apocalyptic number.

12301121011223 is a deficient number, since it is larger than the sum of its proper divisors (1124732289913).

12301121011223 is a wasteful number, since it uses less digits than its factorization.

12301121011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537380145.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 12301121011223 its reverse (32211012110321), we get a palindrome (44512133121544).

The spelling of 12301121011223 in words is "twelve trillion, three hundred one billion, one hundred twenty-one million, eleven thousand, two hundred twenty-three".