12303003021123 has 16 divisors (see below), whose sum is σ = 16971007543200. Its totient is φ = 7918545196800.

The previous prime is 12303003021059. The next prime is 12303003021151. The reversal of 12303003021123 is 32112030030321.

12303003021123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12303003021123 - 2⁶ = 12303003021059 is a prime.

It is a super-2 number, since 2×12303003021123² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12303003021123.

It is not an unprimeable number, because it can be changed into a prime (12303003021923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4514928 + ... + 6707501.

It is an arithmetic number, because the mean of its divisors is an integer number (1060687971450).

Almost surely, 2^{12303003021123} is an apocalyptic number.

12303003021123 is a deficient number, since it is larger than the sum of its proper divisors (4668004522077).

12303003021123 is a wasteful number, since it uses less digits than its factorization.

12303003021123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11235062.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12303003021123 its reverse (32112030030321), we get a palindrome (44415033051444).

The spelling of 12303003021123 in words is "twelve trillion, three hundred three billion, three million, twenty-one thousand, one hundred twenty-three".