1220200322 has 8 divisors (see below), whose sum is σ = 1996691472. Its totient is φ = 554636500.

The previous prime is 1220200321. The next prime is 1220200327. The reversal of 1220200322 is 2230020221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1220200297 and 1220200306.

It is not an unprimeable number, because it can be changed into a prime (1220200321) 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, 27731804 + ... + 27731847.

It is an arithmetic number, because the mean of its divisors is an integer number (249586434).

Almost surely, 2^1220200322 is an apocalyptic number.

1220200322 is a deficient number, since it is larger than the sum of its proper divisors (776491150).

1220200322 is a wasteful number, since it uses less digits than its factorization.

1220200322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55463664.

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

The square root of 1220200322 is about 34931.3658765299. The cubic root of 1220200322 is about 1068.5882105582.

Adding to 1220200322 its reverse (2230020221), we get a palindrome (3450220543).

The spelling of 1220200322 in words is "one billion, two hundred twenty million, two hundred thousand, three hundred twenty-two".