212227016 has 32 divisors (see below), whose sum is σ = 412140960. Its totient is φ = 102383232.

The previous prime is 212227009. The next prime is 212227019. The reversal of 212227016 is 610722212.

It is a happy number.

212227016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 212226982 and 212227000.

It is not an unprimeable number, because it can be changed into a prime (212227019) 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 7 ways as a sum of consecutive naturals, for example, 24836 + ... + 32268.

It is an arithmetic number, because the mean of its divisors is an integer number (12879405).

Almost surely, 2^212227016 is an apocalyptic number.

It is an amenable number.

212227016 is a deficient number, since it is larger than the sum of its proper divisors (199913944).

212227016 is a wasteful number, since it uses less digits than its factorization.

212227016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7565 (or 7561 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 212227016 is about 14568.0134541399. The cubic root of 212227016 is about 596.4859556288.

Adding to 212227016 its reverse (610722212), we get a palindrome (822949228).

The spelling of 212227016 in words is "two hundred twelve million, two hundred twenty-seven thousand, sixteen".