222710135 has 4 divisors (see below), whose sum is σ = 267252168. Its totient is φ = 178168104.

The previous prime is 222710113. The next prime is 222710143. The reversal of 222710135 is 531017222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531017222 = 2 ⋅265508611.

It is a cyclic number.

It is not a de Polignac number, because 222710135 - 2⁶ = 222710071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222710135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22271009 + ... + 22271018.

It is an arithmetic number, because the mean of its divisors is an integer number (66813042).

Almost surely, 2^222710135 is an apocalyptic number.

222710135 is a deficient number, since it is larger than the sum of its proper divisors (44542033).

222710135 is an equidigital number, since it uses as much as digits as its factorization.

222710135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44542032.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 222710135 is about 14923.4759690898. The cubic root of 222710135 is about 606.1498384143.

Adding to 222710135 its reverse (531017222), we get a palindrome (753727357).

The spelling of 222710135 in words is "two hundred twenty-two million, seven hundred ten thousand, one hundred thirty-five".