2103211344 has 40 divisors (see below), whose sum is σ = 5851243552. Its totient is φ = 647141760.

The previous prime is 2103211303. The next prime is 2103211351. The reversal of 2103211344 is 4431123012.

It is a self number, because there is not a number n which added to its sum of digits gives 2103211344.

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, 1684642 + ... + 1685889.

Almost surely, 2^2103211344 is an apocalyptic number.

2103211344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2103211344 is an abundant number, since it is smaller than the sum of its proper divisors (3748032208).

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

2103211344 is a wasteful number, since it uses less digits than its factorization.

2103211344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370555 (or 3370549 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2103211344 is about 45860.7822000454. The cubic root of 2103211344 is about 1281.2315912993.

Adding to 2103211344 its reverse (4431123012), we get a palindrome (6534334356).

The spelling of 2103211344 in words is "two billion, one hundred three million, two hundred eleven thousand, three hundred forty-four".