113313221122 has 4 divisors (see below), whose sum is σ = 169969831686. Its totient is φ = 56656610560.

The previous prime is 113313221039. The next prime is 113313221123. The reversal of 113313221122 is 221122313311.

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

It can be written as a sum of positive squares in only one way, i.e., 92890238841 + 20422982281 = 304779^2 + 142909^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113313221093 and 113313221102.

It is not an unprimeable number, because it can be changed into a prime (113313221123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28328305279 + ... + 28328305282.

Almost surely, 2^113313221122 is an apocalyptic number.

113313221122 is a deficient number, since it is larger than the sum of its proper divisors (56656610564).

113313221122 is an equidigital number, since it uses as much as digits as its factorization.

113313221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56656610563.

The product of its digits is 432, while the sum is 22.

Adding to 113313221122 its reverse (221122313311), we get a palindrome (334435534433).

The spelling of 113313221122 in words is "one hundred thirteen billion, three hundred thirteen million, two hundred twenty-one thousand, one hundred twenty-two".