32212221120216 has 24 divisors (see below), whose sum is σ = 87241432200780. Its totient is φ = 10737407040048.

The previous prime is 32212221120199. The next prime is 32212221120217. The reversal of 32212221120216 is 61202112221223.

32212221120216 is a `hidden beast` number, since 3 + 2 + 212 + 2 + 211 + 20 + 216 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 32212221120216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32212221120217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223695979930 + ... + 223695980073.

Almost surely, 2^{32212221120216} is an apocalyptic number.

32212221120216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

32212221120216 is an abundant number, since it is smaller than the sum of its proper divisors (55029211080564).

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

32212221120216 is a wasteful number, since it uses less digits than its factorization.

32212221120216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447391960015 (or 447391960008 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 32212221120216 its reverse (61202112221223), we get a palindrome (93414333341439).

The spelling of 32212221120216 in words is "thirty-two trillion, two hundred twelve billion, two hundred twenty-one million, one hundred twenty thousand, two hundred sixteen".