1010530203 has 16 divisors (see below), whose sum is σ = 1360820736. Its totient is φ = 666993600.

The previous prime is 1010530187. The next prime is 1010530207. The reversal of 1010530203 is 3020350101.

It is a happy number.

It is not a de Polignac number, because 1010530203 - 2⁴ = 1010530187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1010530207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138226 + ... + 145352.

It is an arithmetic number, because the mean of its divisors is an integer number (85051296).

Almost surely, 2^1010530203 is an apocalyptic number.

1010530203 is a deficient number, since it is larger than the sum of its proper divisors (350290533).

1010530203 is a wasteful number, since it uses less digits than its factorization.

1010530203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7594.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1010530203 is about 31788.8377107437. The cubic root of 1010530203 is about 1003.4978186663.

Adding to 1010530203 its reverse (3020350101), we get a palindrome (4030880304).

The spelling of 1010530203 in words is "one billion, ten million, five hundred thirty thousand, two hundred three".