133030123203205 has 8 divisors (see below), whose sum is σ = 161216703763704. Its totient is φ = 105370394616000.

The previous prime is 133030123203167. The next prime is 133030123203233. The reversal of 133030123203205 is 502302321030331.

It can be written as a sum of positive squares in 4 ways, for example, as 27076224924324 + 105953898278881 = 5203482^2 + 10293391^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-133030123203205 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131712992766 + ... + 131712993775.

It is an arithmetic number, because the mean of its divisors is an integer number (20152087970463).

Almost surely, 2^{133030123203205} is an apocalyptic number.

It is an amenable number.

133030123203205 is a deficient number, since it is larger than the sum of its proper divisors (28186580560499).

133030123203205 is a wasteful number, since it uses less digits than its factorization.

133030123203205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263425986647.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 133030123203205 its reverse (502302321030331), we get a palindrome (635332444233536).

The spelling of 133030123203205 in words is "one hundred thirty-three trillion, thirty billion, one hundred twenty-three million, two hundred three thousand, two hundred five".