1113111322 has 4 divisors (see below), whose sum is σ = 1669666986. Its totient is φ = 556555660.

The previous prime is 1113111319. The next prime is 1113111331. The reversal of 1113111322 is 2231113111.

It is a happy number.

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., 849081321 + 264030001 = 29139^2 + 16249^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1113111296 and 1113111305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278277829 + ... + 278277832.

Almost surely, 2^1113111322 is an apocalyptic number.

1113111322 is a deficient number, since it is larger than the sum of its proper divisors (556555664).

1113111322 is an equidigital number, since it uses as much as digits as its factorization.

1113111322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556555663.

The product of its digits is 36, while the sum is 16.

The square root of 1113111322 is about 33363.3230059597. The cubic root of 1113111322 is about 1036.3653081066.

Adding to 1113111322 its reverse (2231113111), we get a palindrome (3344224433).

The spelling of 1113111322 in words is "one billion, one hundred thirteen million, one hundred eleven thousand, three hundred twenty-two".