2211021102200 has 192 divisors, whose sum is σ = 5325291972000. Its totient is φ = 853213132800.

The previous prime is 2211021102181. The next prime is 2211021102221. The reversal of 2211021102200 is 22011201122.

It is a super-2 number, since 2×2211021102200² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 231928634 + ... + 231938166.

Almost surely, 2^{2211021102200} is an apocalyptic number.

2211021102200 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 2211021102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2662645986000).

2211021102200 is an abundant number, since it is smaller than the sum of its proper divisors (3114270869800).

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

2211021102200 is a wasteful number, since it uses less digits than its factorization.

2211021102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9922 (or 9913 counting only the distinct ones).

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

Adding to 2211021102200 its reverse (22011201122), we get a palindrome (2233032303322).

The spelling of 2211021102200 in words is "two trillion, two hundred eleven billion, twenty-one million, one hundred two thousand, two hundred".