241342251221 has 4 divisors (see below), whose sum is σ = 255538854252. Its totient is φ = 227145648192.

The previous prime is 241342251209. The next prime is 241342251233. The reversal of 241342251221 is 122152243142.

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

It is an interprime number because it is at equal distance from previous prime (241342251209) and next prime (241342251233).

It can be written as a sum of positive squares in 2 ways, for example, as 80933991121 + 160408260100 = 284489^2 + 400510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241342251221 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 (241342251281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7098301490 + ... + 7098301523.

It is an arithmetic number, because the mean of its divisors is an integer number (63884713563).

Almost surely, 2^241342251221 is an apocalyptic number.

It is an amenable number.

241342251221 is a deficient number, since it is larger than the sum of its proper divisors (14196603031).

241342251221 is a wasteful number, since it uses less digits than its factorization.

241342251221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14196603030.

The product of its digits is 7680, while the sum is 29.

Adding to 241342251221 its reverse (122152243142), we get a palindrome (363494494363).

The spelling of 241342251221 in words is "two hundred forty-one billion, three hundred forty-two million, two hundred fifty-one thousand, two hundred twenty-one".