222043320 has 48 divisors (see below), whose sum is σ = 721641960. Its totient is φ = 59211456.

The previous prime is 222043279. The next prime is 222043333. The reversal of 222043320 is 23340222.

222043320 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222043293 and 222043302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308034 + ... + 308753.

Almost surely, 2^222043320 is an apocalyptic number.

222043320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222043320 is an abundant number, since it is smaller than the sum of its proper divisors (499598640).

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

222043320 is a wasteful number, since it uses less digits than its factorization.

222043320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616804 (or 616797 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 222043320 is about 14901.1180788557. The cubic root of 222043320 is about 605.5442771827.

Adding to 222043320 its reverse (23340222), we get a palindrome (245383542).

The spelling of 222043320 in words is "two hundred twenty-two million, forty-three thousand, three hundred twenty".