216016222 has 8 divisors (see below), whose sum is σ = 328588272. Its totient is φ = 106486800.

The previous prime is 216016217. The next prime is 216016223. The reversal of 216016222 is 222610612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 216016193 and 216016202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216016223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 760479 + ... + 760762.

It is an arithmetic number, because the mean of its divisors is an integer number (41073534).

Almost surely, 2^216016222 is an apocalyptic number.

216016222 is a deficient number, since it is larger than the sum of its proper divisors (112572050).

216016222 is a wasteful number, since it uses less digits than its factorization.

216016222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521314.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 216016222 is about 14697.4903299849. The cubic root of 216016222 is about 600.0150199944.

Adding to 216016222 its reverse (222610612), we get a palindrome (438626834).

The spelling of 216016222 in words is "two hundred sixteen million, sixteen thousand, two hundred twenty-two".