9044204121221 has 8 divisors (see below), whose sum is σ = 9056986922880. Its totient is φ = 9031421887488.

The previous prime is 9044204121203. The next prime is 9044204121257. The reversal of 9044204121221 is 1221214024409.

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 9044204121221 - 2²⁶ = 9044137012357 is a prime.

It is a super-3 number, since 3×9044204121221³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9044204121521) 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 7 ways as a sum of consecutive naturals, for example, 39536645 + ... + 39764741.

It is an arithmetic number, because the mean of its divisors is an integer number (1132123365360).

Almost surely, 2^{9044204121221} is an apocalyptic number.

It is an amenable number.

9044204121221 is a deficient number, since it is larger than the sum of its proper divisors (12782801659).

9044204121221 is a wasteful number, since it uses less digits than its factorization.

9044204121221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283963.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 9044204121221 in words is "nine trillion, forty-four billion, two hundred four million, one hundred twenty-one thousand, two hundred twenty-one".