3000203013 has 4 divisors (see below), whose sum is σ = 4000270688. Its totient is φ = 2000135340.

The previous prime is 3000202981. The next prime is 3000203023. The reversal of 3000203013 is 3103020003.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3103020003 = 3 ⋅1034340001.

It is not a de Polignac number, because 3000203013 - 2⁵ = 3000202981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3000203013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3000203023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500033833 + ... + 500033838.

It is an arithmetic number, because the mean of its divisors is an integer number (1000067672).

Almost surely, 2^3000203013 is an apocalyptic number.

It is an amenable number.

3000203013 is a deficient number, since it is larger than the sum of its proper divisors (1000067675).

3000203013 is a wasteful number, since it uses less digits than its factorization.

3000203013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000067674.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 3000203013 is about 54774.1089658244. The cubic root of 3000203013 is about 1442.2821023972.

Adding to 3000203013 its reverse (3103020003), we get a palindrome (6103223016).

The spelling of 3000203013 in words is "three billion, two hundred three thousand, thirteen".