221110102102200 has 192 divisors, whose sum is σ = 685849676977920. Its totient is φ = 58927575168000.

The previous prime is 221110102102159. The next prime is 221110102102229. The reversal of 221110102102200 is 2201201011122.

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 221110102102200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13770316572 + ... + 13770332628.

It is an arithmetic number, because the mean of its divisors is an integer number (3572133734260).

Almost surely, 2^{221110102102200} is an apocalyptic number.

221110102102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221110102102200 is an abundant number, since it is smaller than the sum of its proper divisors (464739574875720).

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

221110102102200 is a wasteful number, since it uses less digits than its factorization.

221110102102200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28318 (or 28309 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221110102102200 its reverse (2201201011122), we get a palindrome (223311303113322).

The spelling of 221110102102200 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred two million, one hundred two thousand, two hundred".