241131242221 has 4 divisors (see below), whose sum is σ = 241132898752. Its totient is φ = 241129585692.

The previous prime is 241131242203. The next prime is 241131242329. The reversal of 241131242221 is 122242131142.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 241131242221 - 2⁹ = 241131241709 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 (241131282221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586371 + ... + 908896.

It is an arithmetic number, because the mean of its divisors is an integer number (60283224688).

Almost surely, 2^241131242221 is an apocalyptic number.

It is an amenable number.

241131242221 is a deficient number, since it is larger than the sum of its proper divisors (1656531).

241131242221 is a wasteful number, since it uses less digits than its factorization.

241131242221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656530.

The product of its digits is 1536, while the sum is 25.

Adding to 241131242221 its reverse (122242131142), we get a palindrome (363373373363).

The spelling of 241131242221 in words is "two hundred forty-one billion, one hundred thirty-one million, two hundred forty-two thousand, two hundred twenty-one".