12004227255 has 32 divisors (see below), whose sum is σ = 20343960000. Its totient is φ = 6023462912.

The previous prime is 12004227251. The next prime is 12004227283. The reversal of 12004227255 is 55272240021.

It is a cyclic number.

It is not a de Polignac number, because 12004227255 - 2² = 12004227251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004227251) 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 31 ways as a sum of consecutive naturals, for example, 872671 + ... + 886319.

It is an arithmetic number, because the mean of its divisors is an integer number (635748750).

Almost surely, 2^12004227255 is an apocalyptic number.

12004227255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12004227255 is a deficient number, since it is larger than the sum of its proper divisors (8339732745).

12004227255 is a wasteful number, since it uses less digits than its factorization.

12004227255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17123.

The product of its (nonzero) digits is 11200, while the sum is 30.

Adding to 12004227255 its reverse (55272240021), we get a palindrome (67276467276).

The spelling of 12004227255 in words is "twelve billion, four million, two hundred twenty-seven thousand, two hundred fifty-five".