2106386103 has 4 divisors (see below), whose sum is σ = 2808514808. Its totient is φ = 1404257400.

The previous prime is 2106386077. The next prime is 2106386129. The reversal of 2106386103 is 3016836012.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2106386077) and next prime (2106386129).

It is not a de Polignac number, because 2106386103 - 2²⁴ = 2089608887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106386903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351064348 + ... + 351064353.

It is an arithmetic number, because the mean of its divisors is an integer number (702128702).

Almost surely, 2^2106386103 is an apocalyptic number.

2106386103 is a deficient number, since it is larger than the sum of its proper divisors (702128705).

2106386103 is an equidigital number, since it uses as much as digits as its factorization.

2106386103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702128704.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 2106386103 is about 45895.3821533278. The cubic root of 2106386103 is about 1281.8759324073.

The spelling of 2106386103 in words is "two billion, one hundred six million, three hundred eighty-six thousand, one hundred three".