201230330042 has 32 divisors (see below), whose sum is σ = 357834309120. Its totient is φ = 83040773760.

The previous prime is 201230330011. The next prime is 201230330047. The reversal of 201230330042 is 240033032102.

201230330042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201230329996 and 201230330023.

It is not an unprimeable number, because it can be changed into a prime (201230330047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526259 + ... + 824262.

It is an arithmetic number, because the mean of its divisors is an integer number (11182322160).

Almost surely, 2^201230330042 is an apocalyptic number.

201230330042 is a deficient number, since it is larger than the sum of its proper divisors (156603979078).

201230330042 is a wasteful number, since it uses less digits than its factorization.

201230330042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350926.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 201230330042 its reverse (240033032102), we get a palindrome (441263362144).

The spelling of 201230330042 in words is "two hundred one billion, two hundred thirty million, three hundred thirty thousand, forty-two".