12142422223 has 16 divisors (see below), whose sum is σ = 13117280256. Its totient is φ = 11211583680.

The previous prime is 12142422211. The next prime is 12142422241. The reversal of 12142422223 is 32222424121.

It is not a de Polignac number, because 12142422223 - 2²⁹ = 11605551311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12142422623) 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, 1978 + ... + 155848.

It is an arithmetic number, because the mean of its divisors is an integer number (819830016).

Almost surely, 2^12142422223 is an apocalyptic number.

12142422223 is a deficient number, since it is larger than the sum of its proper divisors (974858033).

12142422223 is a wasteful number, since it uses less digits than its factorization.

12142422223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154014.

The product of its digits is 3072, while the sum is 25.

Adding to 12142422223 its reverse (32222424121), we get a palindrome (44364846344).

The spelling of 12142422223 in words is "twelve billion, one hundred forty-two million, four hundred twenty-two thousand, two hundred twenty-three".