2204132021 has 16 divisors (see below), whose sum is σ = 2830727424. Its totient is φ = 1668104064.

The previous prime is 2204132017. The next prime is 2204132033. The reversal of 2204132021 is 1202314022.

It is a cyclic number.

It is not a de Polignac number, because 2204132021 - 2² = 2204132017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204132071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524456 + ... + 528641.

It is an arithmetic number, because the mean of its divisors is an integer number (176920464).

Almost surely, 2^2204132021 is an apocalyptic number.

It is an amenable number.

2204132021 is a deficient number, since it is larger than the sum of its proper divisors (626595403).

2204132021 is a wasteful number, since it uses less digits than its factorization.

2204132021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053140.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2204132021 is about 46948.1844270894. The cubic root of 2204132021 is about 1301.4051908159.

Adding to 2204132021 its reverse (1202314022), we get a palindrome (3406446043).

The spelling of 2204132021 in words is "two billion, two hundred four million, one hundred thirty-two thousand, twenty-one".