244410055221 has 4 divisors (see below), whose sum is σ = 325880073632. Its totient is φ = 162940036812.

The previous prime is 244410055213. The next prime is 244410055229. The reversal of 244410055221 is 122550014442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (244410055213) and next prime (244410055229).

It is not a de Polignac number, because 244410055221 - 2³ = 244410055213 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 (244410055229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40735009201 + ... + 40735009206.

It is an arithmetic number, because the mean of its divisors is an integer number (81470018408).

Almost surely, 2^244410055221 is an apocalyptic number.

It is an amenable number.

244410055221 is a deficient number, since it is larger than the sum of its proper divisors (81470018411).

244410055221 is an equidigital number, since it uses as much as digits as its factorization.

244410055221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81470018410.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 244410055221 its reverse (122550014442), we get a palindrome (366960069663).

The spelling of 244410055221 in words is "two hundred forty-four billion, four hundred ten million, fifty-five thousand, two hundred twenty-one".