1133221322 has 4 divisors (see below), whose sum is σ = 1699831986. Its totient is φ = 566610660.

The previous prime is 1133221321. The next prime is 1133221333. The reversal of 1133221322 is 2231223311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2231223311 = 8363 ⋅266797.

It can be written as a sum of positive squares in only one way, i.e., 1062173281 + 71048041 = 32591^2 + 8429^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1133221294 and 1133221303.

It is not an unprimeable number, because it can be changed into a prime (1133221321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283305329 + ... + 283305332.

Almost surely, 2^1133221322 is an apocalyptic number.

1133221322 is a deficient number, since it is larger than the sum of its proper divisors (566610664).

1133221322 is an equidigital number, since it uses as much as digits as its factorization.

1133221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566610663.

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

The square root of 1133221322 is about 33663.3528039023. The cubic root of 1133221322 is about 1042.5692522626.

Adding to 1133221322 its reverse (2231223311), we get a palindrome (3364444633).

The spelling of 1133221322 in words is "one billion, one hundred thirty-three million, two hundred twenty-one thousand, three hundred twenty-two".