133423043213 has 8 divisors (see below), whose sum is σ = 134956045440. Its totient is φ = 131890793760.

The previous prime is 133423043137. The next prime is 133423043231. The reversal of 133423043213 is 312340324331.

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

It is a cyclic number.

It is not a de Polignac number, because 133423043213 - 2¹⁰ = 133423042189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133423043713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172268 + ... + 544538.

It is an arithmetic number, because the mean of its divisors is an integer number (16869505680).

Almost surely, 2^133423043213 is an apocalyptic number.

It is an amenable number.

133423043213 is a deficient number, since it is larger than the sum of its proper divisors (1533002227).

133423043213 is an equidigital number, since it uses as much as digits as its factorization.

133423043213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376387.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 133423043213 its reverse (312340324331), we get a palindrome (445763367544).

The spelling of 133423043213 in words is "one hundred thirty-three billion, four hundred twenty-three million, forty-three thousand, two hundred thirteen".