12366552212 has 12 divisors (see below), whose sum is σ = 24733104480. Its totient is φ = 5299950936.

The previous prime is 12366552137. The next prime is 12366552223. The reversal of 12366552212 is 21225566321.

12366552212 is an admirable number.

It is a super-3 number, since 3×12366552212³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 220831262 + ... + 220831317.

It is an arithmetic number, because the mean of its divisors is an integer number (2061092040).

Almost surely, 2^12366552212 is an apocalyptic number.

It is an amenable number.

12366552212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12366552212 is a wasteful number, since it uses less digits than its factorization.

12366552212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441662590 (or 441662588 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The spelling of 12366552212 in words is "twelve billion, three hundred sixty-six million, five hundred fifty-two thousand, two hundred twelve".