133312121003321 has 4 divisors (see below), whose sum is σ = 143566899542052. Its totient is φ = 123057342464592.

The previous prime is 133312121003287. The next prime is 133312121003353. The reversal of 133312121003321 is 123300121213331.

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

It can be written as a sum of positive squares in 2 ways, for example, as 71072723255296 + 62239397748025 = 8430464^2 + 7889195^2 .

It is a cyclic number.

It is not a de Polignac number, because 133312121003321 - 2¹⁴ = 133312120986937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133312121003221) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5127389269346 + ... + 5127389269371.

It is an arithmetic number, because the mean of its divisors is an integer number (35891724885513).

Almost surely, 2^{133312121003321} is an apocalyptic number.

It is an amenable number.

133312121003321 is a deficient number, since it is larger than the sum of its proper divisors (10254778538731).

133312121003321 is a wasteful number, since it uses less digits than its factorization.

133312121003321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10254778538730.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 133312121003321 its reverse (123300121213331), we get a palindrome (256612242216652).

The spelling of 133312121003321 in words is "one hundred thirty-three trillion, three hundred twelve billion, one hundred twenty-one million, three thousand, three hundred twenty-one".