12223220231123 has 8 divisors (see below), whose sum is σ = 13335048854976. Its totient is φ = 11111496071400.

The previous prime is 12223220231081. The next prime is 12223220231143. The reversal of 12223220231123 is 32113202232221.

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 12223220231123 - 2¹⁰ = 12223220230099 is a prime.

It is a super-2 number, since 2×12223220231123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12223220231092 and 12223220231101.

It is not an unprimeable number, because it can be changed into a prime (12223220231143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25871273 + ... + 26339498.

It is an arithmetic number, because the mean of its divisors is an integer number (1666881106872).

Almost surely, 2^{12223220231123} is an apocalyptic number.

12223220231123 is a deficient number, since it is larger than the sum of its proper divisors (1111828623853).

12223220231123 is a wasteful number, since it uses less digits than its factorization.

12223220231123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52232065.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 12223220231123 its reverse (32113202232221), we get a palindrome (44336422463344).

The spelling of 12223220231123 in words is "twelve trillion, two hundred twenty-three billion, two hundred twenty million, two hundred thirty-one thousand, one hundred twenty-three".