222043135 has 4 divisors (see below), whose sum is σ = 266451768. Its totient is φ = 177634504.

The previous prime is 222043123. The next prime is 222043141. The reversal of 222043135 is 531340222.

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

It is a cyclic number.

It is not a de Polignac number, because 222043135 - 2¹⁷ = 221912063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22204309 + ... + 22204318.

It is an arithmetic number, because the mean of its divisors is an integer number (66612942).

Almost surely, 2^222043135 is an apocalyptic number.

222043135 is a deficient number, since it is larger than the sum of its proper divisors (44408633).

222043135 is an equidigital number, since it uses as much as digits as its factorization.

222043135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44408632.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 222043135 is about 14901.1118712665. Note that the first 3 decimals coincide. The cubic root of 222043135 is about 605.5441090088.

Adding to 222043135 its reverse (531340222), we get a palindrome (753383357).

The spelling of 222043135 in words is "two hundred twenty-two million, forty-three thousand, one hundred thirty-five".