12222124543005 has 16 divisors (see below), whose sum is σ = 21059660751360. Its totient is φ = 6017045928768.

The previous prime is 12222124543001. The next prime is 12222124543007. The reversal of 12222124543005 is 50034542122221.

It is not a de Polignac number, because 12222124543005 - 2² = 12222124543001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222124543001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31338780685 + ... + 31338781074.

It is an arithmetic number, because the mean of its divisors is an integer number (1316228796960).

Almost surely, 2^{12222124543005} is an apocalyptic number.

12222124543005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12222124543005 is a deficient number, since it is larger than the sum of its proper divisors (8837536208355).

12222124543005 is a wasteful number, since it uses less digits than its factorization.

12222124543005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62677561780.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 12222124543005 its reverse (50034542122221), we get a palindrome (62256666665226).

The spelling of 12222124543005 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty-four million, five hundred forty-three thousand, five".