2044104221 has 2 divisors, whose sum is σ = 2044104222. Its totient is φ = 2044104220.

The previous prime is 2044104217. The next prime is 2044104233. The reversal of 2044104221 is 1224014402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1996838596 + 47265625 = 44686^2 + 6875^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044104221 - 2² = 2044104217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2044104193 and 2044104202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044104211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022052110 + 1022052111.

It is an arithmetic number, because the mean of its divisors is an integer number (1022052111).

Almost surely, 2^2044104221 is an apocalyptic number.

It is an amenable number.

2044104221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044104221 is an equidigital number, since it uses as much as digits as its factorization.

2044104221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2044104221 is about 45211.7708235367. The cubic root of 2044104221 is about 1269.1151008092.

Adding to 2044104221 its reverse (1224014402), we get a palindrome (3268118623).

The spelling of 2044104221 in words is "two billion, forty-four million, one hundred four thousand, two hundred twenty-one".