12303300311123 has 4 divisors (see below), whose sum is σ = 12303312057408. Its totient is φ = 12303288564840.

The previous prime is 12303300311083. The next prime is 12303300311177. The reversal of 12303300311123 is 32111300330321.

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 12303300311123 - 2³⁰ = 12302226569299 is a prime.

It is a super-2 number, since 2×12303300311123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12303300331123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4129448 + ... + 6454373.

It is an arithmetic number, because the mean of its divisors is an integer number (3075828014352).

Almost surely, 2^{12303300311123} is an apocalyptic number.

12303300311123 is a deficient number, since it is larger than the sum of its proper divisors (11746285).

12303300311123 is a wasteful number, since it uses less digits than its factorization.

12303300311123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11746284.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 12303300311123 its reverse (32111300330321), we get a palindrome (44414600641444).

The spelling of 12303300311123 in words is "twelve trillion, three hundred three billion, three hundred million, three hundred eleven thousand, one hundred twenty-three".