100001001108 has 24 divisors (see below), whose sum is σ = 233414502048. Its totient is φ = 33322405216.

The previous prime is 100001001101. The next prime is 100001001119. The reversal of 100001001108 is 801100100001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 100001001093 and 100001001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001001101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1370691 + ... + 1441802.

It is an arithmetic number, because the mean of its divisors is an integer number (9725604252).

Almost surely, 2^100001001108 is an apocalyptic number.

It is an amenable number.

100001001108 is an abundant number, since it is smaller than the sum of its proper divisors (133413500940).

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

100001001108 is a wasteful number, since it uses less digits than its factorization.

100001001108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815463 (or 2815461 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100001001108 its reverse (801100100001), we get a palindrome (901101101109).

The spelling of 100001001108 in words is "one hundred billion, one million, one thousand, one hundred eight".