12223100000012 has 72 divisors (see below), whose sum is σ = 23678983616400. Its totient is φ = 5516475395200.

The previous prime is 12223100000011. The next prime is 12223100000021. The reversal of 12223100000012 is 21000000132221.

It is a happy number.

It is a super-2 number, since 2×12223100000012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12223100000011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188983703 + ... + 189048369.

It is an arithmetic number, because the mean of its divisors is an integer number (328874772450).

Almost surely, 2^{12223100000012} is an apocalyptic number.

It is an amenable number.

12223100000012 is a deficient number, since it is larger than the sum of its proper divisors (11455883616388).

12223100000012 is a wasteful number, since it uses less digits than its factorization.

12223100000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67463 (or 67450 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12223100000012 its reverse (21000000132221), we get a palindrome (33223100132233).

The spelling of 12223100000012 in words is "twelve trillion, two hundred twenty-three billion, one hundred million, twelve", and thus it is an aban number.