21414154330 has 16 divisors (see below), whose sum is σ = 38927118024. Its totient is φ = 8480852800.

The previous prime is 21414154303. The next prime is 21414154331. The reversal of 21414154330 is 3345141412.

21414154330 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19287376641 + 2126777689 = 138879^2 + 46117^2 .

It is not an unprimeable number, because it can be changed into a prime (21414154331) 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, 10600057 + ... + 10602076.

Almost surely, 2^21414154330 is an apocalyptic number.

21414154330 is a deficient number, since it is larger than the sum of its proper divisors (17512963694).

21414154330 is a wasteful number, since it uses less digits than its factorization.

21414154330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21202241.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 21414154330 its reverse (3345141412), we get a palindrome (24759295742).

The spelling of 21414154330 in words is "twenty-one billion, four hundred fourteen million, one hundred fifty-four thousand, three hundred thirty".