212224031412 has 24 divisors (see below), whose sum is σ = 495232213056. Its totient is φ = 70735228608.

The previous prime is 212224031389. The next prime is 212224031543. The reversal of 212224031412 is 214130422212.

212224031412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 618688 + ... + 898455.

It is an arithmetic number, because the mean of its divisors is an integer number (20634675544).

Almost surely, 2^212224031412 is an apocalyptic number.

It is an amenable number.

212224031412 is an abundant number, since it is smaller than the sum of its proper divisors (283008181644).

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

212224031412 is a wasteful number, since it uses less digits than its factorization.

212224031412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528807 (or 1528805 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 212224031412 its reverse (214130422212), we get a palindrome (426354453624).

The spelling of 212224031412 in words is "two hundred twelve billion, two hundred twenty-four million, thirty-one thousand, four hundred twelve".