2044402203321 has 32 divisors (see below), whose sum is σ = 3031376371200. Its totient is φ = 1361750832000.

The previous prime is 2044402203317. The next prime is 2044402203367. The reversal of 2044402203321 is 1233022044402.

2044402203321 is a `hidden beast` number, since 20 + 4 + 4 + 402 + 203 + 32 + 1 = 666.

It is not a de Polignac number, because 2044402203321 - 2² = 2044402203317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2044402203721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181251760 + ... + 181263038.

It is an arithmetic number, because the mean of its divisors is an integer number (94730511600).

Almost surely, 2^{2044402203321} is an apocalyptic number.

It is an amenable number.

2044402203321 is a deficient number, since it is larger than the sum of its proper divisors (986974167879).

2044402203321 is a wasteful number, since it uses less digits than its factorization.

2044402203321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16526 (or 16520 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2044402203321 its reverse (1233022044402), we get a palindrome (3277424247723).

The spelling of 2044402203321 in words is "two trillion, forty-four billion, four hundred two million, two hundred three thousand, three hundred twenty-one".