30200203 has 4 divisors (see below), whose sum is σ = 32945688. Its totient is φ = 27454720.

The previous prime is 30200201. The next prime is 30200227.

30200203 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30200203 - 2¹ = 30200201 is a prime.

It is a super-2 number, since 2×30200203² = 1824104522482418, which contains 22 as substring.

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 30200203.

It is not an unprimeable number, because it can be changed into a prime (30200201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1372726 + ... + 1372747.

It is an arithmetic number, because the mean of its divisors is an integer number (8236422).

Almost surely, 2^30200203 is an apocalyptic number.

30200203 is a deficient number, since it is larger than the sum of its proper divisors (2745485).

30200203 is a wasteful number, since it uses less digits than its factorization.

30200203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745484.

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 30200203 is about 5495.4711353987. The cubic root of 30200203 is about 311.4129156843.

It can be divided in two parts, 30200 and 203, that added together give a palindrome (30403).

The spelling of 30200203 in words is "thirty million, two hundred thousand, two hundred three".