12222333123 has 64 divisors (see below), whose sum is σ = 21902275584. Its totient is φ = 5855040000.

The previous prime is 12222333103. The next prime is 12222333131. The reversal of 12222333123 is 32133322221.

It is not a de Polignac number, because 12222333123 - 2⁸ = 12222332867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12222333093 and 12222333102.

It is not an unprimeable number, because it can be changed into a prime (12222333103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5707633 + ... + 5709773.

It is an arithmetic number, because the mean of its divisors is an integer number (342223056).

Almost surely, 2^12222333123 is an apocalyptic number.

12222333123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12222333123 is a deficient number, since it is larger than the sum of its proper divisors (9679942461).

12222333123 is a wasteful number, since it uses less digits than its factorization.

12222333123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4076.

The product of its digits is 2592, while the sum is 24.

Adding to 12222333123 its reverse (32133322221), we get a palindrome (44355655344).

The spelling of 12222333123 in words is "twelve billion, two hundred twenty-two million, three hundred thirty-three thousand, one hundred twenty-three".