244202001222221 has 8 divisors (see below), whose sum is σ = 279130051774080. Its totient is φ = 209284463264688.

The previous prime is 244202001222211. The next prime is 244202001222233. The reversal of 244202001222221 is 122222100202442.

244202001222221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 244202001222221 - 2¹⁰ = 244202001221197 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 (244202001222211) 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, 2628098801 + ... + 2628191718.

It is an arithmetic number, because the mean of its divisors is an integer number (34891256471760).

Almost surely, 2^{244202001222221} is an apocalyptic number.

It is an amenable number.

244202001222221 is a deficient number, since it is larger than the sum of its proper divisors (34928050551859).

244202001222221 is an equidigital number, since it uses as much as digits as its factorization.

244202001222221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5256297163.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 244202001222221 its reverse (122222100202442), we get a palindrome (366424101424663).

The spelling of 244202001222221 in words is "two hundred forty-four trillion, two hundred two billion, one million, two hundred twenty-two thousand, two hundred twenty-one".