121343208 has 48 divisors (see below), whose sum is σ = 352889280. Its totient is φ = 34669152.

The previous prime is 121343191. The next prime is 121343227. The reversal of 121343208 is 802343121.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50416 + ... + 52767.

It is an arithmetic number, because the mean of its divisors is an integer number (7351860).

Almost surely, 2^121343208 is an apocalyptic number.

It is an amenable number.

121343208 is an abundant number, since it is smaller than the sum of its proper divisors (231546072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121343208 is a wasteful number, since it uses less digits than its factorization.

121343208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103206 (or 103195 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 121343208 is about 11015.5893169635. The cubic root of 121343208 is about 495.0759438627.

Adding to 121343208 its reverse (802343121), we get a palindrome (923686329).

The spelling of 121343208 in words is "one hundred twenty-one million, three hundred forty-three thousand, two hundred eight".