121112206 has 8 divisors (see below), whose sum is σ = 184646664. Its totient is φ = 59563320.

The previous prime is 121112203. The next prime is 121112263. The reversal of 121112206 is 602211121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121112206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121112203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496240 + ... + 496483.

It is an arithmetic number, because the mean of its divisors is an integer number (23080833).

Almost surely, 2^121112206 is an apocalyptic number.

121112206 is a deficient number, since it is larger than the sum of its proper divisors (63534458).

121112206 is an equidigital number, since it uses as much as digits as its factorization.

121112206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992786.

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

The square root of 121112206 is about 11005.0990908760. The cubic root of 121112206 is about 494.7615843324.

Adding to 121112206 its reverse (602211121), we get a palindrome (723323327).

The spelling of 121112206 in words is "one hundred twenty-one million, one hundred twelve thousand, two hundred six".