12213123312219 has 16 divisors (see below), whose sum is σ = 17694168468480. Its totient is φ = 7464727320480.

The previous prime is 12213123312167. The next prime is 12213123312241. The reversal of 12213123312219 is 91221332131221.

It is a happy number.

It is not a de Polignac number, because 12213123312219 - 2¹² = 12213123308123 is a prime.

It is a super-2 number, since 2×12213123312219² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12213123312219.

It is not an unprimeable number, because it can be changed into a prime (12213123312119) 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, 3455890512 + ... + 3455894045.

It is an arithmetic number, because the mean of its divisors is an integer number (1105885529280).

Almost surely, 2^{12213123312219} is an apocalyptic number.

12213123312219 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12213123312219 is a deficient number, since it is larger than the sum of its proper divisors (5481045156261).

12213123312219 is a wasteful number, since it uses less digits than its factorization.

12213123312219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911784610.

The product of its digits is 7776, while the sum is 33.

The spelling of 12213123312219 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty-three million, three hundred twelve thousand, two hundred nineteen".