222232322233 has 4 divisors (see below), whose sum is σ = 222718607860. Its totient is φ = 221746036608.

The previous prime is 222232322227. The next prime is 222232322239. The reversal of 222232322233 is 332223232222.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (222232322227) and next prime (222232322239).

It can be written as a sum of positive squares in 2 ways, for example, as 200348445609 + 21883876624 = 447603^2 + 147932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222232322233 is a prime.

It is a super-2 number, since 2×222232322233² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222232322239) 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, 243142128 + ... + 243143041.

It is an arithmetic number, because the mean of its divisors is an integer number (55679651965).

Almost surely, 2^222232322233 is an apocalyptic number.

It is an amenable number.

222232322233 is a deficient number, since it is larger than the sum of its proper divisors (486285627).

222232322233 is an equidigital number, since it uses as much as digits as its factorization.

222232322233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486285626.

The product of its digits is 20736, while the sum is 28.

Adding to 222232322233 its reverse (332223232222), we get a palindrome (554455554455).

The spelling of 222232322233 in words is "two hundred twenty-two billion, two hundred thirty-two million, three hundred twenty-two thousand, two hundred thirty-three".