2000505100 has 54 divisors (see below), whose sum is σ = 4771646852. Its totient is φ = 727452000.

The previous prime is 2000505043. The next prime is 2000505103. The reversal of 2000505100 is 15050002.

It is not an unprimeable number, because it can be changed into a prime (2000505103) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 70566 + ... + 94765.

Almost surely, 2^2000505100 is an apocalyptic number.

2000505100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000505100 is an abundant number, since it is smaller than the sum of its proper divisors (2771141752).

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

2000505100 is a wasteful number, since it uses less digits than its factorization.

2000505100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165367 (or 165349 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 13.

The square root of 2000505100 is about 44727.0063831685. The cubic root of 2000505100 is about 1260.0271053210.

Adding to 2000505100 its reverse (15050002), we get a palindrome (2015555102).

The spelling of 2000505100 in words is "two billion, five hundred five thousand, one hundred".