216224422612 has 12 divisors (see below), whose sum is σ = 412792079616. Its totient is φ = 98283828440.

The previous prime is 216224422517. The next prime is 216224422621.

It is a happy number.

216224422612 is nontrivially palindromic in base 10.

It is a congruent number.

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, 2457095668 + ... + 2457095755.

It is an arithmetic number, because the mean of its divisors is an integer number (34399339968).

Almost surely, 2^216224422612 is an apocalyptic number.

216224422612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

216224422612 is a deficient number, since it is larger than the sum of its proper divisors (196567657004).

216224422612 is a wasteful number, since it uses less digits than its factorization.

216224422612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914191438 (or 4914191436 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

It can be divided in two parts, 216224 and 422612, that added together give a palindrome (638836).

The spelling of 216224422612 in words is "two hundred sixteen billion, two hundred twenty-four million, four hundred twenty-two thousand, six hundred twelve".