2012232209 has 8 divisors (see below), whose sum is σ = 2167452672. Its totient is φ = 1857073680.

The previous prime is 2012232179. The next prime is 2012232247. The reversal of 2012232209 is 9022322102.

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

It is a cyclic number.

It is not a de Polignac number, because 2012232209 - 2⁸ = 2012231953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012232709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69182 + ... + 93864.

It is an arithmetic number, because the mean of its divisors is an integer number (270931584).

Almost surely, 2^2012232209 is an apocalyptic number.

It is an amenable number.

2012232209 is a deficient number, since it is larger than the sum of its proper divisors (155220463).

2012232209 is a wasteful number, since it uses less digits than its factorization.

2012232209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30967.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2012232209 is about 44857.9113312245. The cubic root of 2012232209 is about 1262.4844339355.

The spelling of 2012232209 in words is "two billion, twelve million, two hundred thirty-two thousand, two hundred nine".