133323231031201 has 4 divisors (see below), whose sum is σ = 133323254307972. Its totient is φ = 133323207754432.

The previous prime is 133323231031139. The next prime is 133323231031213. The reversal of 133323231031201 is 102130132323331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 105383549391201 + 27939681640000 = 10265649^2 + 5285800^2 .

It is a cyclic number.

It is not a de Polignac number, because 133323231031201 - 2⁷ = 133323231031073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133323231031201.

It is not an unprimeable number, because it can be changed into a prime (133323231035201) 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, 3630645 + ... + 16728061.

It is an arithmetic number, because the mean of its divisors is an integer number (33330813576993).

Almost surely, 2^{133323231031201} is an apocalyptic number.

It is an amenable number.

133323231031201 is a deficient number, since it is larger than the sum of its proper divisors (23276771).

133323231031201 is a wasteful number, since it uses less digits than its factorization.

133323231031201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23276770.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 133323231031201 its reverse (102130132323331), we get a palindrome (235453363354532).

The spelling of 133323231031201 in words is "one hundred thirty-three trillion, three hundred twenty-three billion, two hundred thirty-one million, thirty-one thousand, two hundred one".