133302131231111 has 4 divisors (see below), whose sum is σ = 135128187823392. Its totient is φ = 131476074638832.

The previous prime is 133302131231099. The next prime is 133302131231161. The reversal of 133302131231111 is 111132131203331.

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 133302131231111 - 2²² = 133302127036807 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 (133302131231161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 913028296031 + ... + 913028296176.

It is an arithmetic number, because the mean of its divisors is an integer number (33782046955848).

Almost surely, 2^{133302131231111} is an apocalyptic number.

133302131231111 is a deficient number, since it is larger than the sum of its proper divisors (1826056592281).

133302131231111 is an equidigital number, since it uses as much as digits as its factorization.

133302131231111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826056592280.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 133302131231111 its reverse (111132131203331), we get a palindrome (244434262434442).

The spelling of 133302131231111 in words is "one hundred thirty-three trillion, three hundred two billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred eleven".