30200133 has 4 divisors (see below), whose sum is σ = 40266848. Its totient is φ = 20133420.

The previous prime is 30200129. The next prime is 30200141. The reversal of 30200133 is 33100203.

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.

It is not a de Polignac number, because 30200133 - 2² = 30200129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30200033) 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, 5033353 + ... + 5033358.

It is an arithmetic number, because the mean of its divisors is an integer number (10066712).

Almost surely, 2^30200133 is an apocalyptic number.

It is an amenable number.

30200133 is a deficient number, since it is larger than the sum of its proper divisors (10066715).

30200133 is a wasteful number, since it uses less digits than its factorization.

30200133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10066714.

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

The square root of 30200133 is about 5495.4647665143. The cubic root of 30200133 is about 311.4126750797.

Adding to 30200133 its reverse (33100203), we get a palindrome (63300336).

The spelling of 30200133 in words is "thirty million, two hundred thousand, one hundred thirty-three".