221122110200 has 96 divisors (see below), whose sum is σ = 554366862000. Its totient is φ = 81749836800.

The previous prime is 221122110161. The next prime is 221122110229. The reversal of 221122110200 is 2011221122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 553835 + ... + 865434.

Almost surely, 2^221122110200 is an apocalyptic number.

221122110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221122110200 is an abundant number, since it is smaller than the sum of its proper divisors (333244751800).

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

221122110200 is a wasteful number, since it uses less digits than its factorization.

221122110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419345 (or 1419336 counting only the distinct ones).

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

Adding to 221122110200 its reverse (2011221122), we get a palindrome (223133331322).

It can be divided in two parts, 22112 and 2110200, that added together give a palindrome (2132312).

The spelling of 221122110200 in words is "two hundred twenty-one billion, one hundred twenty-two million, one hundred ten thousand, two hundred".