1200230222 has 4 divisors (see below), whose sum is σ = 1800345336. Its totient is φ = 600115110.

The previous prime is 1200230203. The next prime is 1200230249. The reversal of 1200230222 is 2220320021.

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

It is a junction number, because it is equal to n+sod(n) for n = 1200230197 and 1200230206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300057554 + ... + 300057557.

It is an arithmetic number, because the mean of its divisors is an integer number (450086334).

Almost surely, 2^1200230222 is an apocalyptic number.

1200230222 is a deficient number, since it is larger than the sum of its proper divisors (600115114).

1200230222 is an equidigital number, since it uses as much as digits as its factorization.

1200230222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600115113.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1200230222 is about 34644.3389603554. The cubic root of 1200230222 is about 1062.7265224430.

Adding to 1200230222 its reverse (2220320021), we get a palindrome (3420550243).

It can be divided in two parts, 12002 and 30222, that added together give a palindrome (42224).

The spelling of 1200230222 in words is "one billion, two hundred million, two hundred thirty thousand, two hundred twenty-two".