121344205 has 8 divisors (see below), whose sum is σ = 151944192. Its totient is φ = 92854608.

The previous prime is 121344191. The next prime is 121344211. The reversal of 121344205 is 502443121.

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

It is a cyclic number.

It is not a de Polignac number, because 121344205 - 2⁷ = 121344077 is a prime.

It is a Duffinian number.

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, 527469 + ... + 527698.

It is an arithmetic number, because the mean of its divisors is an integer number (18993024).

Almost surely, 2^121344205 is an apocalyptic number.

It is an amenable number.

121344205 is a deficient number, since it is larger than the sum of its proper divisors (30599987).

121344205 is a wasteful number, since it uses less digits than its factorization.

121344205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055195.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 121344205 is about 11015.6345709178. The cubic root of 121344205 is about 495.0772997671.

Adding to 121344205 its reverse (502443121), we get a palindrome (623787326).

The spelling of 121344205 in words is "one hundred twenty-one million, three hundred forty-four thousand, two hundred five".