241221314325551 has 8 divisors (see below), whose sum is σ = 277785941034624. Its totient is φ = 205182797353560.

The previous prime is 241221314325539. The next prime is 241221314325689. The reversal of 241221314325551 is 155523413122142.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241221314325551 is a prime.

It is a super-3 number, since 3×241221314325551³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 241221314325499 and 241221314325508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241221314325451) 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, 131527433285 + ... + 131527435118.

It is an arithmetic number, because the mean of its divisors is an integer number (34723242629328).

Almost surely, 2^{241221314325551} is an apocalyptic number.

241221314325551 is a deficient number, since it is larger than the sum of its proper divisors (36564626709073).

241221314325551 is a wasteful number, since it uses less digits than its factorization.

241221314325551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263054868541.

The product of its digits is 288000, while the sum is 41.

Adding to 241221314325551 its reverse (155523413122142), we get a palindrome (396744727447693).

The spelling of 241221314325551 in words is "two hundred forty-one trillion, two hundred twenty-one billion, three hundred fourteen million, three hundred twenty-five thousand, five hundred fifty-one".