2103544312 has 8 divisors (see below), whose sum is σ = 3944145600. Its totient is φ = 1051772152.

The previous prime is 2103544253. The next prime is 2103544337. The reversal of 2103544312 is 2134453012.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×2103544312³ (a number of 29 digits) contains 333 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 (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131471512 + ... + 131471527.

It is an arithmetic number, because the mean of its divisors is an integer number (493018200).

Almost surely, 2^2103544312 is an apocalyptic number.

It is an amenable number.

2103544312 is a deficient number, since it is larger than the sum of its proper divisors (1840601288).

2103544312 is a wasteful number, since it uses less digits than its factorization.

2103544312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262943045 (or 262943041 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2103544312 is about 45864.4122604880. The cubic root of 2103544312 is about 1281.2992000714.

Adding to 2103544312 its reverse (2134453012), we get a palindrome (4237997324).

The spelling of 2103544312 in words is "two billion, one hundred three million, five hundred forty-four thousand, three hundred twelve".