222320133 has 20 divisors (see below), whose sum is σ = 379552800. Its totient is φ = 127039752.

The previous prime is 222320029. The next prime is 222320167. The reversal of 222320133 is 331023222.

It is a happy number.

It is not a de Polignac number, because 222320133 - 2⁹ = 222319621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222320183) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 195483 + ... + 196616.

It is an arithmetic number, because the mean of its divisors is an integer number (18977640).

Almost surely, 2^222320133 is an apocalyptic number.

It is an amenable number.

222320133 is a deficient number, since it is larger than the sum of its proper divisors (157232667).

222320133 is an equidigital number, since it uses as much as digits as its factorization.

222320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392118 (or 392109 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 222320133 is about 14910.4035156665. The cubic root of 222320133 is about 605.7958090610.

Adding to 222320133 its reverse (331023222), we get a palindrome (553343355).

The spelling of 222320133 in words is "two hundred twenty-two million, three hundred twenty thousand, one hundred thirty-three".