223221013404 has 12 divisors (see below), whose sum is σ = 520849031304. Its totient is φ = 74407004464.

The previous prime is 223221013397. The next prime is 223221013423. The reversal of 223221013404 is 404310122322.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×223221013404³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9300875547 + ... + 9300875570.

It is an arithmetic number, because the mean of its divisors is an integer number (43404085942).

Almost surely, 2^223221013404 is an apocalyptic number.

It is an amenable number.

223221013404 is an abundant number, since it is smaller than the sum of its proper divisors (297628017900).

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

223221013404 is a wasteful number, since it uses less digits than its factorization.

223221013404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18601751124 (or 18601751122 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 223221013404 its reverse (404310122322), we get a palindrome (627531135726).

The spelling of 223221013404 in words is "two hundred twenty-three billion, two hundred twenty-one million, thirteen thousand, four hundred four".