223221334032 has 40 divisors (see below), whose sum is σ = 640727904480. Its totient is φ = 74407111200.

The previous prime is 223221334013. The next prime is 223221334033. The reversal of 223221334032 is 230433122322.

223221334032 is a `hidden beast` number, since 2 + 2 + 3 + 221 + 33 + 403 + 2 = 666.

It is a super-3 number, since 3×223221334032³ (a number of 35 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 223221333987 and 223221334005.

It is not an unprimeable number, because it can be changed into a prime (223221334033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258357594 + ... + 258358457.

It is an arithmetic number, because the mean of its divisors is an integer number (16018197612).

Almost surely, 2^223221334032 is an apocalyptic number.

It is an amenable number.

223221334032 is an abundant number, since it is smaller than the sum of its proper divisors (417506570448).

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

223221334032 is a wasteful number, since it uses less digits than its factorization.

223221334032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516716068 (or 516716056 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 223221334032 its reverse (230433122322), we get a palindrome (453654456354).

The spelling of 223221334032 in words is "two hundred twenty-three billion, two hundred twenty-one million, three hundred thirty-four thousand, thirty-two".