101100000100 has 144 divisors (see below), whose sum is σ = 250043371200. Its totient is φ = 35143360000.

The previous prime is 101100000047. The next prime is 101100000107. The reversal of 101100000100 is 1000001101.

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 101100000100.

It is not an unprimeable number, because it can be changed into a prime (101100000107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3206211 + ... + 3237589.

It is an arithmetic number, because the mean of its divisors is an integer number (1736412300).

Almost surely, 2^101100000100 is an apocalyptic number.

101100000100 is a gapful number since it is divisible by the number (10) 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 101100000100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125021685600).

101100000100 is an abundant number, since it is smaller than the sum of its proper divisors (148943371100).

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

101100000100 is a wasteful number, since it uses less digits than its factorization.

101100000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31534 (or 31527 counting only the distinct ones).

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

Adding to 101100000100 its reverse (1000001101), we get a palindrome (102100001201).

The spelling of 101100000100 in words is "one hundred one billion, one hundred million, one hundred", and thus it is an aban number.