12223110222012 has 12 divisors (see below), whose sum is σ = 28520590518056. Its totient is φ = 4074370074000.

The previous prime is 12223110221953. The next prime is 12223110222047. The reversal of 12223110222012 is 21022201132221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 12223110222012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509296259239 + ... + 509296259262.

Almost surely, 2^{12223110222012} is an apocalyptic number.

12223110222012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12223110222012 is an abundant number, since it is smaller than the sum of its proper divisors (16297480296044).

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

12223110222012 is a wasteful number, since it uses less digits than its factorization.

12223110222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018592518508 (or 1018592518506 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12223110222012 its reverse (21022201132221), we get a palindrome (33245311354233).

The spelling of 12223110222012 in words is "twelve trillion, two hundred twenty-three billion, one hundred ten million, two hundred twenty-two thousand, twelve".