2103020203 has 8 divisors (see below), whose sum is σ = 2195648928. Its totient is φ = 2010490944.

The previous prime is 2103020197. The next prime is 2103020239. The reversal of 2103020203 is 3020203012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103020203 is a prime.

It is a super-2 number, since 2×2103020203² = 8845387948452322418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103020243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20101 + ... + 67897.

It is an arithmetic number, because the mean of its divisors is an integer number (274456116).

Almost surely, 2^2103020203 is an apocalyptic number.

2103020203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2103020203 is a deficient number, since it is larger than the sum of its proper divisors (92628725).

2103020203 is a wasteful number, since it uses less digits than its factorization.

2103020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49733.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2103020203 is about 45858.6982261817. The cubic root of 2103020203 is about 1281.1927771136.

Adding to 2103020203 its reverse (3020203012), we get a palindrome (5123223215).

The spelling of 2103020203 in words is "two billion, one hundred three million, twenty thousand, two hundred three".