4241213321 has 4 divisors (see below), whose sum is σ = 4249053444. Its totient is φ = 4233373200.

The previous prime is 4241213309. The next prime is 4241213377. The reversal of 4241213321 is 1233121424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3252991225 + 988222096 = 57035^2 + 31436^2 .

It is a cyclic number.

It is not a de Polignac number, because 4241213321 - 2¹⁴ = 4241196937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4241213381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3919250 + ... + 3920331.

It is an arithmetic number, because the mean of its divisors is an integer number (1062263361).

Almost surely, 2^4241213321 is an apocalyptic number.

It is an amenable number.

4241213321 is a deficient number, since it is larger than the sum of its proper divisors (7840123).

4241213321 is an equidigital number, since it uses as much as digits as its factorization.

4241213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7840122.

The product of its digits is 1152, while the sum is 23.

The square root of 4241213321 is about 65124.5984325431. The cubic root of 4241213321 is about 1618.6888391277.

Adding to 4241213321 its reverse (1233121424), we get a palindrome (5474334745).

The spelling of 4241213321 in words is "four billion, two hundred forty-one million, two hundred thirteen thousand, three hundred twenty-one".