223032421404 has 240 divisors, whose sum is σ = 634222948128. Its totient is φ = 67938227712.

The previous prime is 223032421357. The next prime is 223032421411. The reversal of 223032421404 is 404124230322.

223032421404 is a `hidden beast` number, since 2 + 230 + 3 + 2 + 4 + 21 + 404 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 223703034 + ... + 223704030.

Almost surely, 2^223032421404 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 223032421404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317111474064).

223032421404 is an abundant number, since it is smaller than the sum of its proper divisors (411190526724).

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

223032421404 is a wasteful number, since it uses less digits than its factorization.

223032421404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 223032421404 its reverse (404124230322), we get a palindrome (627156651726).

The spelling of 223032421404 in words is "two hundred twenty-three billion, thirty-two million, four hundred twenty-one thousand, four hundred four".