222223203 has 32 divisors (see below), whose sum is σ = 334438400. Its totient is φ = 145823328.

The previous prime is 222223193. The next prime is 222223207. The reversal of 222223203 is 302322222.

It is not a de Polignac number, because 222223203 - 2⁴ = 222223187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222223207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 785100 + ... + 785382.

It is an arithmetic number, because the mean of its divisors is an integer number (10451200).

Almost surely, 2^222223203 is an apocalyptic number.

222223203 is a deficient number, since it is larger than the sum of its proper divisors (112215197).

222223203 is a wasteful number, since it uses less digits than its factorization.

222223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 642 counting only the distinct ones).

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

The square root of 222223203 is about 14907.1527462490. The cubic root of 222223203 is about 605.7077553718.

Adding to 222223203 its reverse (302322222), we get a palindrome (524545425).

It can be divided in two parts, 22222 and 3203, that added together give a triangular number (25425 = T₂₂₅).

The spelling of 222223203 in words is "two hundred twenty-two million, two hundred twenty-three thousand, two hundred three".