100111100001000 has 128 divisors (see below), whose sum is σ = 340741780479360. Its totient is φ = 24269357568000.

The previous prime is 100111100000999. The next prime is 100111100001041. The reversal of 100111100001000 is 100001111001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 100111100001000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1516801849 + ... + 1516867848.

It is an arithmetic number, because the mean of its divisors is an integer number (2662045159995).

Almost surely, 2^{100111100001000} is an apocalyptic number.

100111100001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100111100001000 is an abundant number, since it is smaller than the sum of its proper divisors (240630680478360).

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

100111100001000 is a wasteful number, since it uses less digits than its factorization.

100111100001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033669732 (or 3033669718 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 100111100001000 its reverse (100001111001), we get a palindrome (100211101112001).

The spelling of 100111100001000 in words is "one hundred trillion, one hundred eleven billion, one hundred million, one thousand".