42244242000221 has 8 divisors (see below), whose sum is σ = 42806055821760. Its totient is φ = 41683686441952.

The previous prime is 42244242000199. The next prime is 42244242000227. The reversal of 42244242000221 is 12200024244224.

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

It is a cyclic number.

It is not a de Polignac number, because 42244242000221 - 2¹⁴ = 42244241983837 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 (42244242000227) 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, 314498225 + ... + 314632518.

It is an arithmetic number, because the mean of its divisors is an integer number (5350756977720).

Almost surely, 2^{42244242000221} is an apocalyptic number.

It is an amenable number.

42244242000221 is a deficient number, since it is larger than the sum of its proper divisors (561813821539).

42244242000221 is an equidigital number, since it uses as much as digits as its factorization.

42244242000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629131635.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 42244242000221 its reverse (12200024244224), we get a palindrome (54444266244445).

The spelling of 42244242000221 in words is "forty-two trillion, two hundred forty-four billion, two hundred forty-two million, two hundred twenty-one", and thus it is an aban number.