22220202200100 has 36 divisors (see below), whose sum is σ = 64290451699824. Its totient is φ = 5925387253280.

The previous prime is 22220202200071. The next prime is 22220202200107. The reversal of 22220202200100 is 100220202222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22220202200100.

It is not an unprimeable number, because it can be changed into a prime (22220202200107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37033670034 + ... + 37033670633.

Almost surely, 2^{22220202200100} is an apocalyptic number.

22220202200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22220202200100 is an abundant number, since it is smaller than the sum of its proper divisors (42070249499724).

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

22220202200100 is a wasteful number, since it uses less digits than its factorization.

22220202200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74067340684 (or 74067340677 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22220202200100 its reverse (100220202222), we get a palindrome (22320422402322).

The spelling of 22220202200100 in words is "twenty-two trillion, two hundred twenty billion, two hundred two million, two hundred thousand, one hundred".