2103276686 has 72 divisors (see below), whose sum is σ = 3946669200. Its totient is φ = 840143808.

The previous prime is 2103276677. The next prime is 2103276691. The reversal of 2103276686 is 6866723012.

It is a happy number.

It is a super-2 number, since 2×2103276686² = 8847545635742285192, which contains 22 as substring.

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 35 ways as a sum of consecutive naturals, for example, 20420111 + ... + 20420213.

It is an arithmetic number, because the mean of its divisors is an integer number (54814850).

Almost surely, 2^2103276686 is an apocalyptic number.

2103276686 is a deficient number, since it is larger than the sum of its proper divisors (1843392514).

2103276686 is an equidigital number, since it uses as much as digits as its factorization.

2103276686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 2103276686 is about 45861.4945896882. The cubic root of 2103276686 is about 1281.2448594805.

Adding to 2103276686 its reverse (6866723012), we get a palindrome (8969999698).

The spelling of 2103276686 in words is "two billion, one hundred three million, two hundred seventy-six thousand, six hundred eighty-six".