414243421221 has 8 divisors (see below), whose sum is σ = 631228070464. Its totient is φ = 236710526400.

The previous prime is 414243421153. The next prime is 414243421223. The reversal of 414243421221 is 122124342414.

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

It is not a de Polignac number, because 414243421221 - 2¹⁰ = 414243420197 is a prime.

It is a super-2 number, since 2×414243421221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (414243421223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9862938580 + ... + 9862938621.

It is an arithmetic number, because the mean of its divisors is an integer number (78903508808).

Almost surely, 2^414243421221 is an apocalyptic number.

It is an amenable number.

414243421221 is a deficient number, since it is larger than the sum of its proper divisors (216984649243).

414243421221 is a wasteful number, since it uses less digits than its factorization.

414243421221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19725877211.

The product of its digits is 12288, while the sum is 30.

Adding to 414243421221 its reverse (122124342414), we get a palindrome (536367763635).

The spelling of 414243421221 in words is "four hundred fourteen billion, two hundred forty-three million, four hundred twenty-one thousand, two hundred twenty-one".