133304412321 has 12 divisors (see below), whose sum is σ = 195814391760. Its totient is φ = 87363343320.

The previous prime is 133304412287. The next prime is 133304412377. The reversal of 133304412321 is 123214403331.

It is a happy number.

133304412321 is a `hidden beast` number, since 1 + 3 + 330 + 4 + 4 + 1 + 2 + 321 = 666.

It is not a de Polignac number, because 133304412321 - 2⁷ = 133304412193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133304412121) 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 11 ways as a sum of consecutive naturals, for example, 125521515 + ... + 125522576.

It is an arithmetic number, because the mean of its divisors is an integer number (16317865980).

Almost surely, 2^133304412321 is an apocalyptic number.

It is an amenable number.

133304412321 is a deficient number, since it is larger than the sum of its proper divisors (62509979439).

133304412321 is a wasteful number, since it uses less digits than its factorization.

133304412321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251044156 (or 251044153 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 133304412321 its reverse (123214403331), we get a palindrome (256518815652).

The spelling of 133304412321 in words is "one hundred thirty-three billion, three hundred four million, four hundred twelve thousand, three hundred twenty-one".