100008810000 has 800 divisors, whose sum is σ = 395681341440. Its totient is φ = 23976000000.

The previous prime is 100008809993. The next prime is 100008810023. The reversal of 100008810000 is 18800001.

It is a happy number.

It is a super-2 number, since 2×100008810000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 448469889 + ... + 448470111.

Almost surely, 2^100008810000 is an apocalyptic number.

100008810000 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 100008810000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197840670720).

100008810000 is an abundant number, since it is smaller than the sum of its proper divisors (295672531440).

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

100008810000 is a wasteful number, since it uses less digits than its factorization.

100008810000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Subtracting from 100008810000 its reverse (18800001), we obtain a palindrome (99990009999).

The spelling of 100008810000 in words is "one hundred billion, eight million, eight hundred ten thousand".