12223004000123 has 6 divisors (see below), whose sum is σ = 14218596489996. Its totient is φ = 10476860571492.

The previous prime is 12223004000071. The next prime is 12223004000143. The reversal of 12223004000123 is 32100040032221.

It is not a de Polignac number, because 12223004000123 - 2²⁸ = 12222735564667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12223004000095 and 12223004000104.

It is not an unprimeable number, because it can be changed into a prime (12223004000143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124724530565 + ... + 124724530662.

It is an arithmetic number, because the mean of its divisors is an integer number (2369766081666).

Almost surely, 2^{12223004000123} is an apocalyptic number.

12223004000123 is a deficient number, since it is larger than the sum of its proper divisors (1995592489873).

12223004000123 is an equidigital number, since it uses as much as digits as its factorization.

12223004000123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249449061241 (or 249449061234 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12223004000123 its reverse (32100040032221), we get a palindrome (44323044032344).

The spelling of 12223004000123 in words is "twelve trillion, two hundred twenty-three billion, four million, one hundred twenty-three", and thus it is an aban number.