4224400443212 has 12 divisors (see below), whose sum is σ = 7393750477176. Its totient is φ = 2111900306880.

The previous prime is 4224400443127. The next prime is 4224400443259. The reversal of 4224400443212 is 2123440044224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74946989 + ... + 75003332.

It is an arithmetic number, because the mean of its divisors is an integer number (616145873098).

Almost surely, 2^{4224400443212} is an apocalyptic number.

It is an amenable number.

4224400443212 is a deficient number, since it is larger than the sum of its proper divisors (3169350033964).

4224400443212 is a wasteful number, since it uses less digits than its factorization.

4224400443212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149957368 (or 149957366 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 4224400443212 its reverse (2123440044224), we get a palindrome (6347840487436).

The spelling of 4224400443212 in words is "four trillion, two hundred twenty-four billion, four hundred million, four hundred forty-three thousand, two hundred twelve".