12213412225812 has 96 divisors (see below), whose sum is σ = 36192639974400. Its totient is φ = 3489088131936.

The previous prime is 12213412225769. The next prime is 12213412225831. The reversal of 12213412225812 is 21852221431221.

12213412225812 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 3 + 412 + 225 + 8 + 12 = 666.

It is a super-2 number, since 2×12213412225812² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4721239 + ... + 6834977.

It is an arithmetic number, because the mean of its divisors is an integer number (377006666400).

Almost surely, 2^{12213412225812} is an apocalyptic number.

12213412225812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12213412225812 is an abundant number, since it is smaller than the sum of its proper divisors (23979227748588).

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

12213412225812 is a wasteful number, since it uses less digits than its factorization.

12213412225812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121402 (or 2121394 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The spelling of 12213412225812 in words is "twelve trillion, two hundred thirteen billion, four hundred twelve million, two hundred twenty-five thousand, eight hundred twelve".