133312220100113 has 4 divisors (see below), whose sum is σ = 133707805323300. Its totient is φ = 132916634876928.

The previous prime is 133312220100083. The next prime is 133312220100139. The reversal of 133312220100113 is 311001022213331.

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 56223258179089 + 77088961921024 = 7498217^2 + 8780032^2 .

It is a cyclic number.

It is not a de Polignac number, because 133312220100113 - 2⁸ = 133312220099857 is a prime.

It is a super-2 number, since 2×133312220100113² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133312220108113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197792611088 + ... + 197792611761.

It is an arithmetic number, because the mean of its divisors is an integer number (33426951330825).

Almost surely, 2^{133312220100113} is an apocalyptic number.

It is an amenable number.

133312220100113 is a deficient number, since it is larger than the sum of its proper divisors (395585223187).

133312220100113 is an equidigital number, since it uses as much as digits as its factorization.

133312220100113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395585223186.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 133312220100113 its reverse (311001022213331), we get a palindrome (444313242313444).

The spelling of 133312220100113 in words is "one hundred thirty-three trillion, three hundred twelve billion, two hundred twenty million, one hundred thousand, one hundred thirteen".