133452223214231 has 4 divisors (see below), whose sum is σ = 133452276687672. Its totient is φ = 133452169740792.

The previous prime is 133452223214209. The next prime is 133452223214249. The reversal of 133452223214231 is 132412322254331.

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

It is a cyclic number.

It is not a de Polignac number, because 133452223214231 - 2¹⁰ = 133452223213207 is a prime.

It is a super-2 number, since 2×133452223214231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133452223214201) 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, 22799996 + ... + 28048961.

It is an arithmetic number, because the mean of its divisors is an integer number (33363069171918).

Almost surely, 2^{133452223214231} is an apocalyptic number.

133452223214231 is a deficient number, since it is larger than the sum of its proper divisors (53473441).

133452223214231 is an equidigital number, since it uses as much as digits as its factorization.

133452223214231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53473440.

The product of its digits is 207360, while the sum is 38.

Adding to 133452223214231 its reverse (132412322254331), we get a palindrome (265864545468562).

The spelling of 133452223214231 in words is "one hundred thirty-three trillion, four hundred fifty-two billion, two hundred twenty-three million, two hundred fourteen thousand, two hundred thirty-one".