113212222133 has 4 divisors (see below), whose sum is σ = 119170760160. Its totient is φ = 107253684108.

The previous prime is 113212222127. The next prime is 113212222147. The reversal of 113212222133 is 331222212311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113212222133 - 2³⁰ = 112138480309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113212222099 and 113212222108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212222103) 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, 2979268985 + ... + 2979269022.

It is an arithmetic number, because the mean of its divisors is an integer number (29792690040).

Almost surely, 2^113212222133 is an apocalyptic number.

It is an amenable number.

113212222133 is a deficient number, since it is larger than the sum of its proper divisors (5958538027).

113212222133 is an equidigital number, since it uses as much as digits as its factorization.

113212222133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5958538026.

The product of its digits is 864, while the sum is 23.

Adding to 113212222133 its reverse (331222212311), we get a palindrome (444434434444).

The spelling of 113212222133 in words is "one hundred thirteen billion, two hundred twelve million, two hundred twenty-two thousand, one hundred thirty-three".