12101121206 has 8 divisors (see below), whose sum is σ = 18355633560. Its totient is φ = 5982576688.

The previous prime is 12101121187. The next prime is 12101121211. The reversal of 12101121206 is 60212110121.

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

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, 33991736 + ... + 33992091.

It is an arithmetic number, because the mean of its divisors is an integer number (2294454195).

Almost surely, 2^12101121206 is an apocalyptic number.

12101121206 is a deficient number, since it is larger than the sum of its proper divisors (6254512354).

12101121206 is an equidigital number, since it uses as much as digits as its factorization.

12101121206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67983918.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12101121206 its reverse (60212110121), we get a palindrome (72313231327).

The spelling of 12101121206 in words is "twelve billion, one hundred one million, one hundred twenty-one thousand, two hundred six".