3044040100021 has 8 divisors (see below), whose sum is σ = 3064514441400. Its totient is φ = 3023566352832.

The previous prime is 3044040099983. The next prime is 3044040100097. The reversal of 3044040100021 is 1200010404403.

It can be written as a sum of positive squares in 4 ways, for example, as 83816619121 + 2960223480900 = 289511^2 + 1720530^2 .

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 3044040100021 - 2³⁹ = 2494284286133 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 (3044040100121) 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, 16041331 + ... + 16229983.

It is an arithmetic number, because the mean of its divisors is an integer number (383064305175).

Almost surely, 2^{3044040100021} is an apocalyptic number.

It is an amenable number.

3044040100021 is a deficient number, since it is larger than the sum of its proper divisors (20474341379).

3044040100021 is a wasteful number, since it uses less digits than its factorization.

3044040100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297095.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 3044040100021 its reverse (1200010404403), we get a palindrome (4244050504424).

The spelling of 3044040100021 in words is "three trillion, forty-four billion, forty million, one hundred thousand, twenty-one".