100001020110020 has 48 divisors (see below), whose sum is σ = 210047659315200. Its totient is φ = 39991739114880.

The previous prime is 100001020110011. The next prime is 100001020110029. The reversal of 100001020110020 is 20011020100001.

It is an interprime number because it is at equal distance from previous prime (100001020110011) and next prime (100001020110029).

It is not an unprimeable number, because it can be changed into a prime (100001020110029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2834558741 + ... + 2834594019.

It is an arithmetic number, because the mean of its divisors is an integer number (4375992902400).

Almost surely, 2^{100001020110020} is an apocalyptic number.

100001020110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100001020110020 is an abundant number, since it is smaller than the sum of its proper divisors (110046639205180).

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

100001020110020 is a wasteful number, since it uses less digits than its factorization.

100001020110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61988 (or 61986 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100001020110020 its reverse (20011020100001), we get a palindrome (120012040210021).

The spelling of 100001020110020 in words is "one hundred trillion, one billion, twenty million, one hundred ten thousand, twenty".