12012033213212 has 12 divisors (see below), whose sum is σ = 21049350265776. Its totient is φ = 5997933137280.

The previous prime is 12012033213199. The next prime is 12012033213223. The reversal of 12012033213212 is 21231233021021.

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, 2020863989 + ... + 2020869932.

It is an arithmetic number, because the mean of its divisors is an integer number (1754112522148).

Almost surely, 2^{12012033213212} is an apocalyptic number.

It is an amenable number.

12012033213212 is a deficient number, since it is larger than the sum of its proper divisors (9037317052564).

12012033213212 is a wasteful number, since it uses less digits than its factorization.

12012033213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041734668 (or 4041734666 counting only the distinct ones).

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

Adding to 12012033213212 its reverse (21231233021021), we get a palindrome (33243266234233).

The spelling of 12012033213212 in words is "twelve trillion, twelve billion, thirty-three million, two hundred thirteen thousand, two hundred twelve".