2044301221 has 4 divisors (see below), whose sum is σ = 2164554252. Its totient is φ = 1924048192.

The previous prime is 2044301209. The next prime is 2044301261. The reversal of 2044301221 is 1221034402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 642622500 + 1401678721 = 25350^2 + 37439^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044301221 - 2¹³ = 2044293029 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 (2044301261) 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 3 ways as a sum of consecutive naturals, for example, 60126490 + ... + 60126523.

It is an arithmetic number, because the mean of its divisors is an integer number (541138563).

Almost surely, 2^2044301221 is an apocalyptic number.

It is an amenable number.

2044301221 is a deficient number, since it is larger than the sum of its proper divisors (120253031).

2044301221 is a wasteful number, since it uses less digits than its factorization.

2044301221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120253030.

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

The square root of 2044301221 is about 45213.9494072349. The cubic root of 2044301221 is about 1269.1558697095.

Adding to 2044301221 its reverse (1221034402), we get a palindrome (3265335623).

The spelling of 2044301221 in words is "two billion, forty-four million, three hundred one thousand, two hundred twenty-one".