221002101210200 has 96 divisors (see below), whose sum is σ = 545011337689200. Its totient is φ = 83054567485440.

The previous prime is 221002101210167. The next prime is 221002101210203. The reversal of 221002101210200 is 2012101200122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221002101210203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55183694 + ... + 59052893.

Almost surely, 2^{221002101210200} is an apocalyptic number.

221002101210200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221002101210200 is an abundant number, since it is smaller than the sum of its proper divisors (324009236479000).

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

221002101210200 is a wasteful number, since it uses less digits than its factorization.

221002101210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114237189 (or 114237180 counting only the distinct ones).

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

Adding to 221002101210200 its reverse (2012101200122), we get a palindrome (223014202410322).

The spelling of 221002101210200 in words is "two hundred twenty-one trillion, two billion, one hundred one million, two hundred ten thousand, two hundred".