214430510421 has 6 divisors (see below), whose sum is σ = 309732959510. Its totient is φ = 142953673608.

The previous prime is 214430510417. The next prime is 214430510473. The reversal of 214430510421 is 124015034412.

214430510421 is a `hidden beast` number, since 2 + 144 + 3 + 0 + 510 + 4 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 160148034225 + 54282476196 = 400185^2 + 232986^2 .

It is not a de Polignac number, because 214430510421 - 2² = 214430510417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214430510321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11912806126 + ... + 11912806143.

Almost surely, 2^214430510421 is an apocalyptic number.

It is an amenable number.

214430510421 is a deficient number, since it is larger than the sum of its proper divisors (95302449089).

214430510421 is a wasteful number, since it uses less digits than its factorization.

214430510421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23825612275 (or 23825612272 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 214430510421 its reverse (124015034412), we get a palindrome (338445544833).

The spelling of 214430510421 in words is "two hundred fourteen billion, four hundred thirty million, five hundred ten thousand, four hundred twenty-one".