241221203225 has 12 divisors (see below), whose sum is σ = 309428578860. Its totient is φ = 186322584000.

The previous prime is 241221203191. The next prime is 241221203227. The reversal of 241221203225 is 522302122142.

It can be written as a sum of positive squares in 6 ways, for example, as 1721344 + 241219481881 = 1312^2 + 491141^2 .

It is not a de Polignac number, because 241221203225 - 2¹⁸ = 241220941081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 241221203194 and 241221203203.

It is not an unprimeable number, because it can be changed into a prime (241221203227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166358726 + ... + 166360175.

It is an arithmetic number, because the mean of its divisors is an integer number (25785714905).

Almost surely, 2^241221203225 is an apocalyptic number.

241221203225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

241221203225 is a deficient number, since it is larger than the sum of its proper divisors (68207375635).

241221203225 is a wasteful number, since it uses less digits than its factorization.

241221203225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332718940 (or 332718935 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 241221203225 its reverse (522302122142), we get a palindrome (763523325367).

The spelling of 241221203225 in words is "two hundred forty-one billion, two hundred twenty-one million, two hundred three thousand, two hundred twenty-five".