2103100053 has 4 divisors (see below), whose sum is σ = 2804133408. Its totient is φ = 1402066700.

The previous prime is 2103100037. The next prime is 2103100079. The reversal of 2103100053 is 3500013012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2103100053 - 2⁴ = 2103100037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103100003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 350516673 + ... + 350516678.

It is an arithmetic number, because the mean of its divisors is an integer number (701033352).

Almost surely, 2^2103100053 is an apocalyptic number.

It is an amenable number.

2103100053 is a deficient number, since it is larger than the sum of its proper divisors (701033355).

2103100053 is an equidigital number, since it uses as much as digits as its factorization.

2103100053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701033354.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 2103100053 is about 45859.5688270180. The cubic root of 2103100053 is about 1281.2089921977.

Adding to 2103100053 its reverse (3500013012), we get a palindrome (5603113065).

The spelling of 2103100053 in words is "two billion, one hundred three million, one hundred thousand, fifty-three".