12101120206 has 16 divisors (see below), whose sum is σ = 20787039360. Its totient is φ = 5175628920.

The previous prime is 12101120191. The next prime is 12101120231. The reversal of 12101120206 is 60202110121.

It is a super-2 number, since 2×12101120206² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12101120206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873336 + ... + 887083.

It is an arithmetic number, because the mean of its divisors is an integer number (1299189960).

Almost surely, 2^12101120206 is an apocalyptic number.

12101120206 is a deficient number, since it is larger than the sum of its proper divisors (8685919154).

12101120206 is a wasteful number, since it uses less digits than its factorization.

12101120206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760919.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12101120206 its reverse (60202110121), we get a palindrome (72303230327).

The spelling of 12101120206 in words is "twelve billion, one hundred one million, one hundred twenty thousand, two hundred six".