2000001020100 has 36 divisors (see below), whose sum is σ = 5786669619024. Its totient is φ = 533333605280.

The previous prime is 2000001020099. The next prime is 2000001020113. The reversal of 2000001020100 is 10201000002.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3333334734 + ... + 3333335333.

Almost surely, 2^{2000001020100} is an apocalyptic number.

2000001020100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000001020100 is an abundant number, since it is smaller than the sum of its proper divisors (3786668598924).

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

2000001020100 is a wasteful number, since it uses less digits than its factorization.

2000001020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6666670084 (or 6666670077 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 2000001020100 its reverse (10201000002), we get a palindrome (2010202020102).

The spelling of 2000001020100 in words is "two trillion, one million, twenty thousand, one hundred".