211100200220000 has 480 divisors, whose sum is σ = 649664215953984. Its totient is φ = 65714457600000.

The previous prime is 211100200219967. The next prime is 211100200220003. The reversal of 211100200220000 is 22002001112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211100200220003) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 110069270 + ... + 111970730.

Almost surely, 2^{211100200220000} is an apocalyptic number.

211100200220000 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 211100200220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324832107976992).

211100200220000 is an abundant number, since it is smaller than the sum of its proper divisors (438564015733984).

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

211100200220000 is a wasteful number, since it uses less digits than its factorization.

211100200220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901572 (or 1901549 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 211100200220000 its reverse (22002001112), we get a palindrome (211122202221112).

The spelling of 211100200220000 in words is "two hundred eleven trillion, one hundred billion, two hundred million, two hundred twenty thousand".