2304423232421 has 2 divisors, whose sum is σ = 2304423232422. Its totient is φ = 2304423232420.

The previous prime is 2304423232403. The next prime is 2304423232469. The reversal of 2304423232421 is 1242323244032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1281675316321 + 1022747916100 = 1132111^2 + 1011310^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304423232421 - 2³⁰ = 2303349490597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2304423232471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152211616210 + 1152211616211.

It is an arithmetic number, because the mean of its divisors is an integer number (1152211616211).

Almost surely, 2^{2304423232421} is an apocalyptic number.

It is an amenable number.

2304423232421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2304423232421 is an equidigital number, since it uses as much as digits as its factorization.

2304423232421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2304423232421 its reverse (1242323244032), we get a palindrome (3546746476453).

The spelling of 2304423232421 in words is "two trillion, three hundred four billion, four hundred twenty-three million, two hundred thirty-two thousand, four hundred twenty-one".