241555312051211 has 4 divisors (see below), whose sum is σ = 241666168093800. Its totient is φ = 241444456008624.

The previous prime is 241555312051139. The next prime is 241555312051213. The reversal of 241555312051211 is 112150213555142.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241555312051211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241555312051213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55428018026 + ... + 55428022383.

It is an arithmetic number, because the mean of its divisors is an integer number (60416542023450).

Almost surely, 2^{241555312051211} is an apocalyptic number.

241555312051211 is a deficient number, since it is larger than the sum of its proper divisors (110856042589).

241555312051211 is a wasteful number, since it uses less digits than its factorization.

241555312051211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110856042588.

The product of its (nonzero) digits is 60000, while the sum is 38.

The spelling of 241555312051211 in words is "two hundred forty-one trillion, five hundred fifty-five billion, three hundred twelve million, fifty-one thousand, two hundred eleven".