2103113113 has 2 divisors, whose sum is σ = 2103113114. Its totient is φ = 2103113112.

The previous prime is 2103113011. The next prime is 2103113119. The reversal of 2103113113 is 3113113012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1771399744 + 331713369 = 42088^2 + 18213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103113113 is a prime.

It is not a weakly prime, because it can be changed into another prime (2103113119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051556556 + 1051556557.

It is an arithmetic number, because the mean of its divisors is an integer number (1051556557).

Almost surely, 2^2103113113 is an apocalyptic number.

It is an amenable number.

2103113113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103113113 is an equidigital number, since it uses as much as digits as its factorization.

2103113113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 2103113113 is about 45859.7112180179. The cubic root of 2103113113 is about 1281.2116442438.

Adding to 2103113113 its reverse (3113113012), we get a palindrome (5216226125).

The spelling of 2103113113 in words is "two billion, one hundred three million, one hundred thirteen thousand, one hundred thirteen".