1112311322 has 4 divisors (see below), whose sum is σ = 1668466986. Its totient is φ = 556155660.

The previous prime is 1112311313. The next prime is 1112311337. The reversal of 1112311322 is 2231132111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2231132111 = 13 ⋅171625547.

It can be written as a sum of positive squares in only one way, i.e., 838044601 + 274266721 = 28949^2 + 16561^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1112311322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278077829 + ... + 278077832.

Almost surely, 2^1112311322 is an apocalyptic number.

1112311322 is a deficient number, since it is larger than the sum of its proper divisors (556155664).

1112311322 is an equidigital number, since it uses as much as digits as its factorization.

1112311322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556155663.

The product of its digits is 72, while the sum is 17.

The square root of 1112311322 is about 33351.3316375823. The cubic root of 1112311322 is about 1036.1169678810.

Adding to 1112311322 its reverse (2231132111), we get a palindrome (3343443433).

The spelling of 1112311322 in words is "one billion, one hundred twelve million, three hundred eleven thousand, three hundred twenty-two".