12223231122212 has 24 divisors (see below), whose sum is σ = 23344938281952. Its totient is φ = 5553709654400.

The previous prime is 12223231122187. The next prime is 12223231122233. The reversal of 12223231122212 is 21222113232221.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 57505013 + ... + 57717180.

It is an arithmetic number, because the mean of its divisors is an integer number (972705761748).

Almost surely, 2^{12223231122212} is an apocalyptic number.

It is an amenable number.

12223231122212 is a deficient number, since it is larger than the sum of its proper divisors (11121707159740).

12223231122212 is a wasteful number, since it uses less digits than its factorization.

12223231122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115224619 (or 115224617 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

Adding to 12223231122212 its reverse (21222113232221), we get a palindrome (33445344354433).

The spelling of 12223231122212 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, one hundred twenty-two thousand, two hundred twelve".