1131223322 has 8 divisors (see below), whose sum is σ = 1696977876. Its totient is φ = 565564032.

The previous prime is 1131223321. The next prime is 1131223363. The reversal of 1131223322 is 2233221311.

It can be written as a sum of positive squares in 2 ways, for example, as 943779841 + 187443481 = 30721^2 + 13691^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1131223294 and 1131223303.

It is not an unprimeable number, because it can be changed into a prime (1131223321) 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, 32618 + ... + 57674.

Almost surely, 2^1131223322 is an apocalyptic number.

1131223322 is a deficient number, since it is larger than the sum of its proper divisors (565754554).

1131223322 is a wasteful number, since it uses less digits than its factorization.

1131223322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47632.

The product of its digits is 432, while the sum is 20.

The square root of 1131223322 is about 33633.6635233214. The cubic root of 1131223322 is about 1041.9561684965.

Adding to 1131223322 its reverse (2233221311), we get a palindrome (3364444633).

The spelling of 1131223322 in words is "one billion, one hundred thirty-one million, two hundred twenty-three thousand, three hundred twenty-two".