14430423021 has 96 divisors (see below), whose sum is σ = 24478225920. Its totient is φ = 7508035584.

The previous prime is 14430422977. The next prime is 14430423037. The reversal of 14430423021 is 12032403441.

It is not a de Polignac number, because 14430423021 - 2¹³ = 14430414829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14430422982 and 14430423000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14430423041) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22098331 + ... + 22098983.

It is an arithmetic number, because the mean of its divisors is an integer number (254981520).

Almost surely, 2^14430423021 is an apocalyptic number.

It is an amenable number.

14430423021 is a deficient number, since it is larger than the sum of its proper divisors (10047802899).

14430423021 is a wasteful number, since it uses less digits than its factorization.

14430423021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 14430423021 its reverse (12032403441), we get a palindrome (26462826462).

The spelling of 14430423021 in words is "fourteen billion, four hundred thirty million, four hundred twenty-three thousand, twenty-one".