241220213255 has 24 divisors (see below), whose sum is σ = 336861061488. Its totient is φ = 165340683648.

The previous prime is 241220213249. The next prime is 241220213279. The reversal of 241220213255 is 552312022142.

It is a happy number.

It is not a de Polignac number, because 241220213255 - 2¹² = 241220209159 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 404867 + ... + 803963.

It is an arithmetic number, because the mean of its divisors is an integer number (14035877562).

Almost surely, 2^241220213255 is an apocalyptic number.

241220213255 is a deficient number, since it is larger than the sum of its proper divisors (95640848233).

241220213255 is a wasteful number, since it uses less digits than its factorization.

241220213255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401583 (or 401576 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 241220213255 its reverse (552312022142), we get a palindrome (793532235397).

The spelling of 241220213255 in words is "two hundred forty-one billion, two hundred twenty million, two hundred thirteen thousand, two hundred fifty-five".