12223432123 has 8 divisors (see below), whose sum is σ = 14791380192. Its totient is φ = 9860919936.

The previous prime is 12223432099. The next prime is 12223432129. The reversal of 12223432123 is 32123432221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12223432123 - 2²¹ = 12221334971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12223432129) 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, 51358840 + ... + 51359077.

It is an arithmetic number, because the mean of its divisors is an integer number (1848922524).

Almost surely, 2^12223432123 is an apocalyptic number.

12223432123 is a deficient number, since it is larger than the sum of its proper divisors (2567948069).

12223432123 is a wasteful number, since it uses less digits than its factorization.

12223432123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102717941.

The product of its digits is 3456, while the sum is 25.

Adding to 12223432123 its reverse (32123432221), we get a palindrome (44346864344).

The spelling of 12223432123 in words is "twelve billion, two hundred twenty-three million, four hundred thirty-two thousand, one hundred twenty-three".