12006212 has 6 divisors (see below), whose sum is σ = 21010878. Its totient is φ = 6003104.

The previous prime is 12006193. The next prime is 12006217. The reversal of 12006212 is 21260021.

12006212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8561476 + 3444736 = 2926^2 + 1856^2 .

It is not an unprimeable number, because it can be changed into a prime (12006217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500773 + ... + 1500780.

It is an arithmetic number, because the mean of its divisors is an integer number (3501813).

Almost surely, 2^12006212 is an apocalyptic number.

It is an amenable number.

12006212 is a deficient number, since it is larger than the sum of its proper divisors (9004666).

12006212 is a wasteful number, since it uses less digits than its factorization.

12006212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001557 (or 3001555 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 12006212 is about 3464.9981240976. The cubic root of 12006212 is about 228.9823470562.

Adding to 12006212 its reverse (21260021), we get a palindrome (33266233).

The spelling of 12006212 in words is "twelve million, six thousand, two hundred twelve".