14331012421 has 16 divisors (see below), whose sum is σ = 15699271680. Its totient is φ = 12973774320.

The previous prime is 14331012343. The next prime is 14331012469. The reversal of 14331012421 is 12421013341.

14331012421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14331012421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14331012392 and 14331012401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14331012721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3111106 + ... + 3115708.

It is an arithmetic number, because the mean of its divisors is an integer number (981204480).

Almost surely, 2^14331012421 is an apocalyptic number.

14331012421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14331012421 is a deficient number, since it is larger than the sum of its proper divisors (1368259259).

14331012421 is a wasteful number, since it uses less digits than its factorization.

14331012421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5736.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 14331012421 its reverse (12421013341), we get a palindrome (26752025762).

The spelling of 14331012421 in words is "fourteen billion, three hundred thirty-one million, twelve thousand, four hundred twenty-one".