4230404021423 has 4 divisors (see below), whose sum is σ = 4230467131968. Its totient is φ = 4230340910880.

The previous prime is 4230404021407. The next prime is 4230404021471. The reversal of 4230404021423 is 3241204040324.

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

It is a cyclic number.

It is not a de Polignac number, because 4230404021423 - 2⁴ = 4230404021407 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 (4230404221423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31454618 + ... + 31588823.

It is an arithmetic number, because the mean of its divisors is an integer number (1057616782992).

Almost surely, 2^{4230404021423} is an apocalyptic number.

4230404021423 is a deficient number, since it is larger than the sum of its proper divisors (63110545).

4230404021423 is an equidigital number, since it uses as much as digits as its factorization.

4230404021423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63110544.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 4230404021423 its reverse (3241204040324), we get a palindrome (7471608061747).

The spelling of 4230404021423 in words is "four trillion, two hundred thirty billion, four hundred four million, twenty-one thousand, four hundred twenty-three".