3423244400221 has 16 divisors (see below), whose sum is σ = 3434116376880. Its totient is φ = 3412397053440.

The previous prime is 3423244400207. The next prime is 3423244400239. The reversal of 3423244400221 is 1220044423243.

3423244400221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 355527180121 + 3067717220100 = 596261^2 + 1751490^2 .

It is a cyclic number.

It is not a de Polignac number, because 3423244400221 - 2¹⁵ = 3423244367453 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 (3423244400021) 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 15 ways as a sum of consecutive naturals, for example, 1382011035 + ... + 1382013511.

It is an arithmetic number, because the mean of its divisors is an integer number (214632273555).

Almost surely, 2^{3423244400221} is an apocalyptic number.

It is an amenable number.

3423244400221 is a deficient number, since it is larger than the sum of its proper divisors (10871976659).

3423244400221 is a wasteful number, since it uses less digits than its factorization.

3423244400221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5904.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 3423244400221 its reverse (1220044423243), we get a palindrome (4643288823464).

The spelling of 3423244400221 in words is "three trillion, four hundred twenty-three billion, two hundred forty-four million, four hundred thousand, two hundred twenty-one".