241220421143 has 4 divisors (see below), whose sum is σ = 259775838168. Its totient is φ = 222665004120.

The previous prime is 241220421139. The next prime is 241220421151. The reversal of 241220421143 is 341124022142.

241220421143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 241220421143 - 2² = 241220421139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241220421133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9277708493 + ... + 9277708518.

It is an arithmetic number, because the mean of its divisors is an integer number (64943959542).

Almost surely, 2^241220421143 is an apocalyptic number.

241220421143 is a deficient number, since it is larger than the sum of its proper divisors (18555417025).

241220421143 is a wasteful number, since it uses less digits than its factorization.

241220421143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18555417024.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 241220421143 its reverse (341124022142), we get a palindrome (582344443285).

The spelling of 241220421143 in words is "two hundred forty-one billion, two hundred twenty million, four hundred twenty-one thousand, one hundred forty-three".