2211220200100 has 72 divisors (see below), whose sum is σ = 5113503214848. Its totient is φ = 828031353600.

The previous prime is 2211220200073. The next prime is 2211220200121. The reversal of 2211220200100 is 10020221122.

It is a happy number.

2211220200100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 10119561 + ... + 10335760.

It is an arithmetic number, because the mean of its divisors is an integer number (71020877984).

Almost surely, 2^{2211220200100} is an apocalyptic number.

2211220200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211220200100 is an abundant number, since it is smaller than the sum of its proper divisors (2902283014748).

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

2211220200100 is a wasteful number, since it uses less digits than its factorization.

2211220200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20455405 (or 20455398 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2211220200100 its reverse (10020221122), we get a palindrome (2221240421222).

The spelling of 2211220200100 in words is "two trillion, two hundred eleven billion, two hundred twenty million, two hundred thousand, one hundred".