12123322204 has 24 divisors (see below), whose sum is σ = 24252475520. Its totient is φ = 5194460016.

The previous prime is 12123322201. The next prime is 12123322231. The reversal of 12123322204 is 40222332121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12123322201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71599 + ... + 171385.

Almost surely, 2^12123322204 is an apocalyptic number.

12123322204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12123322204 is an abundant number, since it is smaller than the sum of its proper divisors (12129153316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12123322204 is a wasteful number, since it uses less digits than its factorization.

12123322204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104137 (or 104135 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12123322204 its reverse (40222332121), we get a palindrome (52345654325).

The spelling of 12123322204 in words is "twelve billion, one hundred twenty-three million, three hundred twenty-two thousand, two hundred four".