133302231133 has 4 divisors (see below), whose sum is σ = 133684186300. Its totient is φ = 132920275968.

The previous prime is 133302231107. The next prime is 133302231143. The reversal of 133302231133 is 331132203331.

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 102936380569 + 30365850564 = 320837^2 + 174258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133302231133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133302231098 and 133302231107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133302231143) 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 3 ways as a sum of consecutive naturals, for example, 190977060 + ... + 190977757.

It is an arithmetic number, because the mean of its divisors is an integer number (33421046575).

Almost surely, 2^133302231133 is an apocalyptic number.

It is an amenable number.

133302231133 is a deficient number, since it is larger than the sum of its proper divisors (381955167).

133302231133 is an equidigital number, since it uses as much as digits as its factorization.

133302231133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381955166.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 133302231133 its reverse (331132203331), we get a palindrome (464434434464).

The spelling of 133302231133 in words is "one hundred thirty-three billion, three hundred two million, two hundred thirty-one thousand, one hundred thirty-three".