22101202200 has 384 divisors, whose sum is σ = 85833792000. Its totient is φ = 4570214400.

The previous prime is 22101202199. The next prime is 22101202213. The reversal of 22101202200 is 220210122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10578756 + ... + 10580844.

It is an arithmetic number, because the mean of its divisors is an integer number (223525500).

Almost surely, 2^22101202200 is an apocalyptic number.

22101202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22101202200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42916896000).

22101202200 is an abundant number, since it is smaller than the sum of its proper divisors (63732589800).

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

22101202200 is a wasteful number, since it uses less digits than its factorization.

22101202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355 (or 2346 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22101202200 its reverse (220210122), we get a palindrome (22321412322).

The spelling of 22101202200 in words is "twenty-two billion, one hundred one million, two hundred two thousand, two hundred".