2130020103 has 4 divisors (see below), whose sum is σ = 2840026808. Its totient is φ = 1420013400.

The previous prime is 2130020059. The next prime is 2130020147. The reversal of 2130020103 is 3010200312.

It is a happy number.

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 (2130020059) and next prime (2130020147).

It is not a de Polignac number, because 2130020103 - 2¹⁴ = 2130003719 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 (2130020173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355003348 + ... + 355003353.

It is an arithmetic number, because the mean of its divisors is an integer number (710006702).

Almost surely, 2^2130020103 is an apocalyptic number.

2130020103 is a deficient number, since it is larger than the sum of its proper divisors (710006705).

2130020103 is an equidigital number, since it uses as much as digits as its factorization.

2130020103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710006704.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2130020103 is about 46152.1408279183. The cubic root of 2130020103 is about 1286.6523990188.

Adding to 2130020103 its reverse (3010200312), we get a palindrome (5140220415).

The spelling of 2130020103 in words is "two billion, one hundred thirty million, twenty thousand, one hundred three".