121106 has 8 divisors (see below), whose sum is σ = 191280. Its totient is φ = 57348.

The previous prime is 121081. The next prime is 121123. The reversal of 121106 is 601121.

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

It is an unprimeable number.

121106 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1556 + ... + 1631.

It is an arithmetic number, because the mean of its divisors is an integer number (23910).

2¹²¹¹⁰⁶ is an apocalyptic number.

121106 is a deficient number, since it is larger than the sum of its proper divisors (70174).

121106 is a wasteful number, since it uses less digits than its factorization.

121106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 121106 is about 348.0028735514. The cubic root of 121106 is about 49.4753133373.

Adding to 121106 its reverse (601121), we get a palindrome (722227).

The spelling of 121106 in words is "one hundred twenty-one thousand, one hundred six".