1101000000100 has 432 divisors, whose sum is σ = 3257786238336. Its totient is φ = 313597440000.

The previous prime is 1101000000077. The next prime is 1101000000119. The reversal of 1101000000100 is 10000001011.

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 1101000000100.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 131427112 + ... + 131435488.

It is an arithmetic number, because the mean of its divisors is an integer number (7541171848).

Almost surely, 2^{1101000000100} is an apocalyptic number.

1101000000100 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 1101000000100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1628893119168).

1101000000100 is an abundant number, since it is smaller than the sum of its proper divisors (2156786238236).

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

1101000000100 is a wasteful number, since it uses less digits than its factorization.

1101000000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8536 (or 8516 counting only the distinct ones).

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

Adding to 1101000000100 its reverse (10000001011), we get a palindrome (1111000001111).

It can be divided in two parts, 1 and 101000000100, that added together give a palindrome (101000000101).

The spelling of 1101000000100 in words is "one trillion, one hundred one billion, one hundred", and thus it is an aban number.