30200120242 has 8 divisors (see below), whose sum is σ = 46524509676. Its totient is φ = 14691950352.

The previous prime is 30200120227. The next prime is 30200120267. The reversal of 30200120242 is 24202100203.

It can be written as a sum of positive squares in 2 ways, for example, as 22445732761 + 7754387481 = 149819^2 + 88059^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 204054793 + ... + 204054940.

Almost surely, 2^30200120242 is an apocalyptic number.

30200120242 is a deficient number, since it is larger than the sum of its proper divisors (16324389434).

30200120242 is a wasteful number, since it uses less digits than its factorization.

30200120242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408109772.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 30200120242 its reverse (24202100203), we get a palindrome (54402220445).

The spelling of 30200120242 in words is "thirty billion, two hundred million, one hundred twenty thousand, two hundred forty-two".