100001102221100 has 72 divisors (see below), whose sum is σ = 217997951300640. Its totient is φ = 39817004497920.

The previous prime is 100001102221093. The next prime is 100001102221117. The reversal of 100001102221100 is 1122201100001.

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, 104106212 + ... + 105062388.

It is an arithmetic number, because the mean of its divisors is an integer number (3027749323620).

Almost surely, 2^{100001102221100} is an apocalyptic number.

100001102221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100001102221100 is an abundant number, since it is smaller than the sum of its proper divisors (117996849079540).

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

100001102221100 is a wasteful number, since it uses less digits than its factorization.

100001102221100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960987 (or 960980 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100001102221100 its reverse (1122201100001), we get a palindrome (101123303321101).

The spelling of 100001102221100 in words is "one hundred trillion, one billion, one hundred two million, two hundred twenty-one thousand, one hundred".