1030130203 has 4 divisors (see below), whose sum is σ = 1040750200. Its totient is φ = 1019510208.

The previous prime is 1030130197. The next prime is 1030130219. The reversal of 1030130203 is 3020310301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3020310301 = 449 ⋅6726749.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1030130203 is a prime.

It is a super-2 number, since 2×1030130203² = 2122336470265642418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030130503) 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, 5309853 + ... + 5310046.

It is an arithmetic number, because the mean of its divisors is an integer number (260187550).

Almost surely, 2^1030130203 is an apocalyptic number.

1030130203 is a deficient number, since it is larger than the sum of its proper divisors (10619997).

1030130203 is an equidigital number, since it uses as much as digits as its factorization.

1030130203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10619996.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1030130203 is about 32095.6414953806. The cubic root of 1030130203 is about 1009.9441863743.

Adding to 1030130203 its reverse (3020310301), we get a palindrome (4050440504).

It can be divided in two parts, 10301 and 30203, that added together give a palindrome (40504).

The spelling of 1030130203 in words is "one billion, thirty million, one hundred thirty thousand, two hundred three".