20010011000100 has 72 divisors (see below), whose sum is σ = 63158871094368. Its totient is φ = 4850911756800.

The previous prime is 20010011000069. The next prime is 20010011000143. The reversal of 20010011000100 is 100011001002.

20010011000100 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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 an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3031816549 + ... + 3031823148.

Almost surely, 2^{20010011000100} is an apocalyptic number.

20010011000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20010011000100 is an abundant number, since it is smaller than the sum of its proper divisors (43148860094268).

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

20010011000100 is a wasteful number, since it uses less digits than its factorization.

20010011000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6063639725 (or 6063639718 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 20010011000100 its reverse (100011001002), we get a palindrome (20110022001102).

The spelling of 20010011000100 in words is "twenty trillion, ten billion, eleven million, one hundred", and thus it is an aban number.