2323204021 has 4 divisors (see below), whose sum is σ = 2323757344. Its totient is φ = 2322650700.

The previous prime is 2323204019. The next prime is 2323204027. The reversal of 2323204021 is 1204023232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2323204021 - 2¹ = 2323204019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2323204021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2323204027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270315 + ... + 278776.

It is an arithmetic number, because the mean of its divisors is an integer number (580939336).

Almost surely, 2^2323204021 is an apocalyptic number.

It is an amenable number.

2323204021 is a deficient number, since it is larger than the sum of its proper divisors (553323).

2323204021 is an equidigital number, since it uses as much as digits as its factorization.

2323204021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553322.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2323204021 is about 48199.6267724139. The cubic root of 2323204021 is about 1324.4303275075.

Adding to 2323204021 its reverse (1204023232), we get a palindrome (3527227253).

The spelling of 2323204021 in words is "two billion, three hundred twenty-three million, two hundred four thousand, twenty-one".