12011210 has 16 divisors (see below), whose sum is σ = 21707136. Its totient is φ = 4785168.

The previous prime is 12011203. The next prime is 12011213. The reversal of 12011210 is 1211021.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12011213) 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, 347 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (1356696).

Almost surely, 2^12011210 is an apocalyptic number.

12011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011210 is a deficient number, since it is larger than the sum of its proper divisors (9695926).

12011210 is a wasteful number, since it uses less digits than its factorization.

12011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 12011210 is about 3465.7192615675. The cubic root of 12011210 is about 229.0141165824.

Adding to 12011210 its reverse (1211021), we get a palindrome (13222231).

It can be divided in two parts, 12011 and 210, that added together give a palindrome (12221).

The spelling of 12011210 in words is "twelve million, eleven thousand, two hundred ten".