221033110000 has 200 divisors, whose sum is σ = 542955498624. Its totient is φ = 87132000000.

The previous prime is 221033109971. The next prime is 221033110021. The reversal of 221033110000 is 11330122.

It is a tau number, because it is divible by the number of its divisors (200).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 268569589 + ... + 268570411.

Almost surely, 2^221033110000 is an apocalyptic number.

221033110000 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 221033110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271477749312).

221033110000 is an abundant number, since it is smaller than the sum of its proper divisors (321922388624).

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

221033110000 is a wasteful number, since it uses less digits than its factorization.

221033110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 221033110000 its reverse (11330122), we get a palindrome (221044440122).

The spelling of 221033110000 in words is "two hundred twenty-one billion, thirty-three million, one hundred ten thousand".