14231033421 has 64 divisors (see below), whose sum is σ = 23301043200. Its totient is φ = 7613568000.

The previous prime is 14231033417. The next prime is 14231033429. The reversal of 14231033421 is 12433013241.

It is a happy number.

It is not a de Polignac number, because 14231033421 - 2² = 14231033417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14231033391 and 14231033400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14231033429) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1069950 + ... + 1083168.

It is an arithmetic number, because the mean of its divisors is an integer number (364078800).

Almost surely, 2^14231033421 is an apocalyptic number.

14231033421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14231033421 is a deficient number, since it is larger than the sum of its proper divisors (9070009779).

14231033421 is a wasteful number, since it uses less digits than its factorization.

14231033421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13370.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 14231033421 its reverse (12433013241), we get a palindrome (26664046662).

The spelling of 14231033421 in words is "fourteen billion, two hundred thirty-one million, thirty-three thousand, four hundred twenty-one".