221110201200200 has 144 divisors (see below), whose sum is σ = 556691284410480. Its totient is φ = 81637249524480.

The previous prime is 221110201200139. The next prime is 221110201200209. The reversal of 221110201200200 is 2002102011122.

It is not an unprimeable number, because it can be changed into a prime (221110201200209) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 886347887 + ... + 886597313.

It is an arithmetic number, because the mean of its divisors is an integer number (3865911697295).

Almost surely, 2^{221110201200200} is an apocalyptic number.

221110201200200 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 221110201200200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278345642205240).

221110201200200 is an abundant number, since it is smaller than the sum of its proper divisors (335581083210280).

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

221110201200200 is a wasteful number, since it uses less digits than its factorization.

221110201200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275696 (or 275674 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221110201200200 its reverse (2002102011122), we get a palindrome (223112303211322).

The spelling of 221110201200200 in words is "two hundred twenty-one trillion, one hundred ten billion, two hundred one million, two hundred thousand, two hundred".