113131322 has 8 divisors (see below), whose sum is σ = 169747572. Its totient is φ = 56548800.

The previous prime is 113131321. The next prime is 113131331. The reversal of 113131322 is 223131311.

It can be written as a sum of positive squares in 2 ways, for example, as 109014481 + 4116841 = 10441^2 + 2029^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 113131322.

It is not an unprimeable number, because it can be changed into a prime (113131321) 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, 3122 + ... + 15362.

Almost surely, 2^113131322 is an apocalyptic number.

113131322 is a deficient number, since it is larger than the sum of its proper divisors (56616250).

113131322 is a wasteful number, since it uses less digits than its factorization.

113131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16864.

The product of its digits is 108, while the sum is 17.

The square root of 113131322 is about 10636.3208864720. The cubic root of 113131322 is about 483.6460227399.

Adding to 113131322 its reverse (223131311), we get a palindrome (336262633).

The spelling of 113131322 in words is "one hundred thirteen million, one hundred thirty-one thousand, three hundred twenty-two".