12010205 has 16 divisors (see below), whose sum is σ = 15061680. Its totient is φ = 9182208.

The previous prime is 12010199. The next prime is 12010241. The reversal of 12010205 is 50201021.

It can be written as a sum of positive squares in 8 ways, for example, as 52441 + 11957764 = 229^2 + 3458^2 .

It is a cyclic number.

It is not a de Polignac number, because 12010205 - 2⁴ = 12010189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16019 + ... + 16751.

It is an arithmetic number, because the mean of its divisors is an integer number (941355).

Almost surely, 2^12010205 is an apocalyptic number.

It is an amenable number.

12010205 is a deficient number, since it is larger than the sum of its proper divisors (3051475).

12010205 is a wasteful number, since it uses less digits than its factorization.

12010205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 12010205 is about 3465.5742669866. The cubic root of 12010205 is about 229.0077290603.

Adding to 12010205 its reverse (50201021), we get a palindrome (62211226).

The spelling of 12010205 in words is "twelve million, ten thousand, two hundred five".