2303214021 has 48 divisors (see below), whose sum is σ = 3523875264. Its totient is φ = 1502976384.

The previous prime is 2303214013. The next prime is 2303214041. The reversal of 2303214021 is 1204123032.

2303214021 is a `hidden beast` number, since 230 + 32 + 1 + 402 + 1 = 666.

It is not a de Polignac number, because 2303214021 - 2³ = 2303214013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2303213985 and 2303214003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303214041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2784610 + ... + 2785436.

It is an arithmetic number, because the mean of its divisors is an integer number (73414068).

Almost surely, 2^2303214021 is an apocalyptic number.

It is an amenable number.

2303214021 is a deficient number, since it is larger than the sum of its proper divisors (1220661243).

2303214021 is an equidigital number, since it uses as much as digits as its factorization.

2303214021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072 (or 1060 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2303214021 is about 47991.8120203853. The cubic root of 2303214021 is about 1320.6206946595.

Adding to 2303214021 its reverse (1204123032), we get a palindrome (3507337053).

The spelling of 2303214021 in words is "two billion, three hundred three million, two hundred fourteen thousand, twenty-one".