222143333 has 4 divisors (see below), whose sum is σ = 222472140. Its totient is φ = 221814528.

The previous prime is 222143321. The next prime is 222143351. The reversal of 222143333 is 333341222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 131836324 + 90307009 = 11482^2 + 9503^2 .

It is a cyclic number.

It is not a de Polignac number, because 222143333 - 2¹⁶ = 222077797 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222143299 and 222143308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222143353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163388 + ... + 164741.

It is an arithmetic number, because the mean of its divisors is an integer number (55618035).

Almost surely, 2^222143333 is an apocalyptic number.

It is an amenable number.

222143333 is a deficient number, since it is larger than the sum of its proper divisors (328807).

222143333 is an equidigital number, since it uses as much as digits as its factorization.

222143333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328806.

The product of its digits is 2592, while the sum is 23.

The square root of 222143333 is about 14904.4735901675. The cubic root of 222143333 is about 605.6351801789.

Adding to 222143333 its reverse (333341222), we get a palindrome (555484555).

It can be divided in two parts, 2221 and 43333, that added together give a palindrome (45554).

The spelling of 222143333 in words is "two hundred twenty-two million, one hundred forty-three thousand, three hundred thirty-three".