421113322224 has 200 divisors, whose sum is σ = 1416552846720. Its totient is φ = 118278652032.

The previous prime is 421113322219. The next prime is 421113322229. The reversal of 421113322224 is 422223311124.

421113322224 is a `hidden beast` number, since 4 + 2 + 1 + 113 + 322 + 224 = 666.

It is an interprime number because it is at equal distance from previous prime (421113322219) and next prime (421113322229).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421113322229) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 141867 + ... + 928629.

Almost surely, 2^421113322224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421113322224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708276423360).

421113322224 is an abundant number, since it is smaller than the sum of its proper divisors (995439524496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421113322224 is a wasteful number, since it uses less digits than its factorization.

421113322224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786849 (or 786834 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 421113322224 its reverse (422223311124), we get a palindrome (843336633348).

The spelling of 421113322224 in words is "four hundred twenty-one billion, one hundred thirteen million, three hundred twenty-two thousand, two hundred twenty-four".