121424241 has 8 divisors (see below), whose sum is σ = 167121664. Its totient is φ = 78338160.

The previous prime is 121424209. The next prime is 121424243. The reversal of 121424241 is 142424121.

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

It is not a de Polignac number, because 121424241 - 2⁵ = 121424209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121424243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652726 + ... + 652911.

It is an arithmetic number, because the mean of its divisors is an integer number (20890208).

Almost surely, 2^121424241 is an apocalyptic number.

It is an amenable number.

121424241 is a deficient number, since it is larger than the sum of its proper divisors (45697423).

121424241 is a wasteful number, since it uses less digits than its factorization.

121424241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305671.

The product of its digits is 512, while the sum is 21.

The square root of 121424241 is about 11019.2668086402. The cubic root of 121424241 is about 495.1861232532.

Adding to 121424241 its reverse (142424121), we get a palindrome (263848362).

The spelling of 121424241 in words is "one hundred twenty-one million, four hundred twenty-four thousand, two hundred forty-one".