12001201206 has 8 divisors (see below), whose sum is σ = 24002402424. Its totient is φ = 4000400400.

The previous prime is 12001201189. The next prime is 12001201231. The reversal of 12001201206 is 60210210021.

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

12001201206 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000100095 + ... + 1000100106.

It is an arithmetic number, because the mean of its divisors is an integer number (3000300303).

Almost surely, 2^12001201206 is an apocalyptic number.

12001201206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12001201206 is a wasteful number, since it uses less digits than its factorization.

12001201206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000200206.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12001201206 its reverse (60210210021), we get a palindrome (72211411227).

The spelling of 12001201206 in words is "twelve billion, one million, two hundred one thousand, two hundred six".