12213312302012 has 24 divisors (see below), whose sum is σ = 22054986201360. Its totient is φ = 5913452079360.

The previous prime is 12213312301979. The next prime is 12213312302111. The reversal of 12213312302012 is 21020321331221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195519437 + ... + 195581892.

It is an arithmetic number, because the mean of its divisors is an integer number (918957758390).

Almost surely, 2^{12213312302012} is an apocalyptic number.

It is an amenable number.

12213312302012 is a deficient number, since it is larger than the sum of its proper divisors (9841673899348).

12213312302012 is a wasteful number, since it uses less digits than its factorization.

12213312302012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391101581 (or 391101579 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12213312302012 its reverse (21020321331221), we get a palindrome (33233633633233).

The spelling of 12213312302012 in words is "twelve trillion, two hundred thirteen billion, three hundred twelve million, three hundred two thousand, twelve".