22210001220200 has 24 divisors (see below), whose sum is σ = 51638252837430. Its totient is φ = 8884000488000.

The previous prime is 22210001220191. The next prime is 22210001220263. The reversal of 22210001220200 is 202210001222.

It can be written as a sum of positive squares in 3 ways, for example, as 19716779168164 + 2493222052036 = 4440358^2 + 1578994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55525002851 + ... + 55525003250.

Almost surely, 2^{22210001220200} is an apocalyptic number.

22210001220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210001220200 is an abundant number, since it is smaller than the sum of its proper divisors (29428251617230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22210001220200 is a wasteful number, since it uses less digits than its factorization.

22210001220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111050006117 (or 111050006108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22210001220200 its reverse (202210001222), we get a palindrome (22412211221422).

The spelling of 22210001220200 in words is "twenty-two trillion, two hundred ten billion, one million, two hundred twenty thousand, two hundred".