12233321312212 has 96 divisors (see below), whose sum is σ = 29148873836544. Its totient is φ = 4337629833600.

The previous prime is 12233321312183. The next prime is 12233321312237. The reversal of 12233321312212 is 21221312333221.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21231738 + ... + 21800305.

It is an arithmetic number, because the mean of its divisors is an integer number (303634102464).

Almost surely, 2^{12233321312212} is an apocalyptic number.

It is an amenable number.

12233321312212 is an abundant number, since it is smaller than the sum of its proper divisors (16915552524332).

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

12233321312212 is a wasteful number, since it uses less digits than its factorization.

12233321312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43032149 (or 43032147 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 12233321312212 its reverse (21221312333221), we get a palindrome (33454633645433).

The spelling of 12233321312212 in words is "twelve trillion, two hundred thirty-three billion, three hundred twenty-one million, three hundred twelve thousand, two hundred twelve".