2100443260 has 24 divisors (see below), whose sum is σ = 4602711456. Its totient is φ = 803647680.

The previous prime is 2100443249. The next prime is 2100443299. The reversal of 2100443260 is 623440012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2282631 + ... + 2283550.

It is an arithmetic number, because the mean of its divisors is an integer number (191779644).

Almost surely, 2^2100443260 is an apocalyptic number.

2100443260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100443260 is an abundant number, since it is smaller than the sum of its proper divisors (2502268196).

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

2100443260 is a wasteful number, since it uses less digits than its factorization.

2100443260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4566213 (or 4566211 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2100443260 is about 45830.5930574764. The cubic root of 2100443260 is about 1280.6692585728.

Adding to 2100443260 its reverse (623440012), we get a palindrome (2723883272).

The spelling of 2100443260 in words is "two billion, one hundred million, four hundred forty-three thousand, two hundred sixty".