14420312421 has 8 divisors (see below), whose sum is σ = 19227716640. Its totient is φ = 9613224912.

The previous prime is 14420312419. The next prime is 14420312483. The reversal of 14420312421 is 12421302441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14420312421 - 2¹ = 14420312419 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14420312391 and 14420312400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14420312521) 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, 64111 + ... + 181523.

It is an arithmetic number, because the mean of its divisors is an integer number (2403464580).

Almost surely, 2^14420312421 is an apocalyptic number.

It is an amenable number.

14420312421 is a deficient number, since it is larger than the sum of its proper divisors (4807404219).

14420312421 is a wasteful number, since it uses less digits than its factorization.

14420312421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158355.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 14420312421 its reverse (12421302441), we get a palindrome (26841614862).

The spelling of 14420312421 in words is "fourteen billion, four hundred twenty million, three hundred twelve thousand, four hundred twenty-one".