113221200133 has 4 divisors (see below), whose sum is σ = 113239417900. Its totient is φ = 113202982368.

The previous prime is 113221200121. The next prime is 113221200143. The reversal of 113221200133 is 331002122311.

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 88728324129 + 24492876004 = 297873^2 + 156502^2 .

It is a cyclic number.

It is not a de Polignac number, because 113221200133 - 2⁵ = 113221200101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113221200133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113221200143) 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, 9099558 + ... + 9111991.

It is an arithmetic number, because the mean of its divisors is an integer number (28309854475).

Almost surely, 2^113221200133 is an apocalyptic number.

It is an amenable number.

113221200133 is a deficient number, since it is larger than the sum of its proper divisors (18217767).

113221200133 is an equidigital number, since it uses as much as digits as its factorization.

113221200133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18217766.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113221200133 its reverse (331002122311), we get a palindrome (444223322444).

The spelling of 113221200133 in words is "one hundred thirteen billion, two hundred twenty-one million, two hundred thousand, one hundred thirty-three".