2102001300 has 144 divisors (see below), whose sum is σ = 7722977920. Its totient is φ = 480453120.

The previous prime is 2102001299. The next prime is 2102001313. The reversal of 2102001300 is 31002012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 36709 + ... + 74508.

Almost surely, 2^2102001300 is an apocalyptic number.

2102001300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102001300 is an abundant number, since it is smaller than the sum of its proper divisors (5620976620).

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

2102001300 is a wasteful number, since it uses less digits than its factorization.

2102001300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111247 (or 111234 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2102001300 is about 45847.5877228017. The cubic root of 2102001300 is about 1280.9858331447.

Adding to 2102001300 its reverse (31002012), we get a palindrome (2133003312).

The spelling of 2102001300 in words is "two billion, one hundred two million, one thousand, three hundred".