222422113 has 4 divisors (see below), whose sum is σ = 234128560. Its totient is φ = 210715668.

The previous prime is 222422093. The next prime is 222422119. The reversal of 222422113 is 311224222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222422113 - 2²¹ = 220324961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 11706427 = 222422113 / (2 + 2 + 2 + 4 + 2 + 2 + 1 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222422119) 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, 5853195 + ... + 5853232.

It is an arithmetic number, because the mean of its divisors is an integer number (58532140).

Almost surely, 2^222422113 is an apocalyptic number.

It is an amenable number.

222422113 is a deficient number, since it is larger than the sum of its proper divisors (11706447).

222422113 is a wasteful number, since it uses less digits than its factorization.

222422113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11706446.

The product of its digits is 384, while the sum is 19.

The square root of 222422113 is about 14913.8228834863. The cubic root of 222422113 is about 605.8884226748. Note that the first 3 decimals are identical.

Adding to 222422113 its reverse (311224222), we get a palindrome (533646335).

The spelling of 222422113 in words is "two hundred twenty-two million, four hundred twenty-two thousand, one hundred thirteen".