100002111110020 has 96 divisors (see below), whose sum is σ = 240241547750400. Its totient is φ = 34252660076544.

The previous prime is 100002111110009. The next prime is 100002111110039. The reversal of 100002111110020 is 20011111200001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 100002111109979 and 100002111110006.

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, 3815550676 + ... + 3815576884.

It is an arithmetic number, because the mean of its divisors is an integer number (2502516122400).

Almost surely, 2^{100002111110020} is an apocalyptic number.

100002111110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100002111110020 is an abundant number, since it is smaller than the sum of its proper divisors (140239436640380).

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

100002111110020 is a wasteful number, since it uses less digits than its factorization.

100002111110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52037 (or 52035 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100002111110020 its reverse (20011111200001), we get a palindrome (120013222310021).

The spelling of 100002111110020 in words is "one hundred trillion, two billion, one hundred eleven million, one hundred ten thousand, twenty".