100000001100100 has 72 divisors (see below), whose sum is σ = 224013207737088. Its totient is φ = 38707395830400.

The previous prime is 100000001100061. The next prime is 100000001100143. The reversal of 100000001100100 is 1001100000001.

It is a Harshad number since it is a multiple of its sum of digits (4).

It is a self number, because there is not a number n which added to its sum of digits gives 100000001100100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52120419 + ... + 54004981.

It is an arithmetic number, because the mean of its divisors is an integer number (3111294551904).

Almost surely, 2^{100000001100100} is an apocalyptic number.

100000001100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100000001100100 is an abundant number, since it is smaller than the sum of its proper divisors (124013206636988).

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

100000001100100 is a wasteful number, since it uses less digits than its factorization.

100000001100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901725 (or 1901718 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 4.

Adding to 100000001100100 its reverse (1001100000001), we get a palindrome (101001101100101).

The spelling of 100000001100100 in words is "one hundred trillion, one million, one hundred thousand, one hundred".