14321003420 has 24 divisors (see below), whose sum is σ = 30094476048. Its totient is φ = 5724521600.

The previous prime is 14321003407. The next prime is 14321003423. The reversal of 14321003420 is 2430012341.

It is a super-2 number, since 2×14321003420² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 14321003392 and 14321003401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14321003423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212126 + ... + 271365.

It is an arithmetic number, because the mean of its divisors is an integer number (1253936502).

Almost surely, 2^14321003420 is an apocalyptic number.

14321003420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14321003420 is an abundant number, since it is smaller than the sum of its proper divisors (15773472628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14321003420 is a wasteful number, since it uses less digits than its factorization.

14321003420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484981 (or 484979 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 14321003420 its reverse (2430012341), we get a palindrome (16751015761).

The spelling of 14321003420 in words is "fourteen billion, three hundred twenty-one million, three thousand, four hundred twenty".